Unit 2: Pattern Markings

What the Printed Tissue Is Telling You

Every line printed on a pattern piece was put there on purpose. Nothing on that tissue is decoration. Once you can read the marks the way you read a road sign, a pattern stops being a puzzle and becomes a set of plain directions from the person who drafted it to the person cutting it out.

There is dignity in this work. The first garments in Scripture were made by God Himself for Adam and Eve, coats of skins cut and joined to cover them. Clothing the body is not a vain occupation; it is one of the oldest kindnesses there is. Reading a pattern well is simply part of doing that kindness carefully.

The five families of marks

Nearly everything printed on a commercial pattern piece belongs to one of five groups.

Cutting lines are the outer edges of the piece. On multi-size patterns several cutting lines run side by side, each drawn in a different style — solid, dashed, dotted, dot-dash — with the size printed along it. Trace or cut the one line that is yours and follow it the whole way around. Wandering from a size 12 line onto a size 14 line at the underarm is one of the most common quiet errors in home sewing.

Grain and fold marks tell you which way the piece sits on the cloth. A long line with an arrowhead at each end is the grainline. A line with the ends bent at right angles, forming a bracket that points to the edge of the piece, means that edge goes against the folded edge of the fabric and is never cut.

Matching marks are the notches, dots, squares, and small triangles along the seam lines. They are the pattern's way of saying "this point on piece A meets this point on piece B." A sleeve that will not fit its armhole is usually a sleeve whose notches were ignored.

Shaping marks are darts, tucks, pleats, and gathering points. These are drawn as legs that converge to a point, or as pairs of lines with arrows showing which way the fold travels.

Placement marks live in the middle of a piece rather than on its edge: pocket corners, buttonhole positions, the top of a zipper opening. They are usually small circles, sometimes a printed rectangle drawn to actual size.

Words and numbers along the edges

Printed inside most pieces you will find the pattern number, the piece number and name, the size range, and a short instruction such as cut 2 or cut 1 on fold or cut 2 interfacing. Read that instruction before you pin anything down. "Cut 2" on an asymmetrical piece means two mirrored pieces, which you get by cutting through two layers of fabric laid right sides together — not by cutting the same piece twice from a single layer, which gives you two left fronts and no right.

Many pieces also carry a printed line labeled lengthen or shorten here, drawn as a pair of parallel lines across the piece. That is the drafter telling you where the piece can be cut and spread, or overlapped, without wrecking its shape. Adding length at the hem instead of at that line will change the sweep of a skirt or the taper of a pant leg.

The seam allowance is included, but check

Patterns from the large American companies are drafted with a 5/8 inch (1.5 cm) seam allowance already added around the seamed edges, so the printed cutting line is 5/8 inch outside the actual stitching line. Many independent designers and many patterns from outside the United States use narrower allowances instead. The pattern's own instruction sheet will say. Read it once, out loud if you must, before cutting — because a garment cut with one allowance and sewn with another comes out the wrong size everywhere at once, and no amount of skill at the machine will rescue it.

Before the scissors come out

Press the tissue flat with a dry iron on a low setting; creased tissue is inaccurate tissue. Lay out every piece the instruction sheet calls for and count them against the list. Then read the layout diagram for your fabric width and view, and set the pieces on the cloth exactly as it shows. Cutting begins only after all of that is settled, because a mark you can still see is worth more than a memory of where it was.

Setting the Grainline True

Of all the marks on a pattern piece, the grainline is the one that decides whether the finished garment hangs quietly on the body or twists, sags, and pulls. It is also the one most often set by eye — and the eye is not honest enough for this job.

The Lord's command in Leviticus about the meteyard and the just balance was given to merchants, but the principle reaches into the sewing room. A measurement taken carelessly is a small dishonesty with the fabric, and the fabric always tells on you later. Two measurements, taken with the same tape and read the same way, are worth more than an hour of confidence.

What the grainline is

Woven fabric is built of two sets of yarns. The lengthwise yarns, the warp, run parallel to the selvedge — the tightly finished edge that runs the full length of the yardage. The crosswise yarns, the weft, run from selvedge to selvedge. The lengthwise grain is the most stable direction in the cloth; it stretches least and holds its shape best. That is why most garment pieces are cut with their length running along it.

The printed grainline is a long straight line with an arrow at each end. Its message is simple: this line must end up exactly parallel to the selvedge. Not close. Parallel.

The two-measurement method

Set the pattern piece roughly in place on the fabric. Then:

1. Pin the grainline at one end, straight through pattern and fabric into the cutting surface, or hold it with a weight.
2. Measure from that end of the printed grainline straight across to the selvedge. Write the number down or hold it in your fingers on the tape.
3. Measure from the other end of the grainline to the selvedge the same way.
4. If the two numbers differ, pivot the piece — do not slide it — until they match. Then pin or weight the second end.

When both distances are equal, the grainline is parallel to the selvedge and the piece is on grain. This takes about twenty seconds per piece and it is the single highest-value habit in cutting.

If your fabric has no usable selvedge — it was cut off, or you are working from a remnant — pull a single crosswise thread all the way across the piece and use the resulting line, or fold the fabric so the two selvedge-side edges align and use the fold. Do not measure to a raw cut edge; the store's cutting table was not a measuring instrument.

What goes wrong when grain is ignored

A skirt panel cut a few degrees off grain will hang with one side edge swinging forward and a hem that dips. A bodice cut off grain twists around the body so a side seam that started straight walks toward the front by the time it reaches the waist. Pant legs spiral. None of these can be pressed out or taken in, because the fault is in the direction of the yarns, not the size of the piece.

Off-grain trouble is worst on anything with drape — rayon challis, crepe, softly woven linen — and least noticeable on a stiff quilting cotton, which is why quilters can get away with habits garment sewers cannot.

Pattern weights instead of pins

Once a piece is on grain, hold it there. Pins pull the tissue and can shift a lightweight fabric a surprising distance as you push each one in. Pattern weights — the purpose-made metal disks, or clean smooth stones, large washers, or canned goods from the shelf — hold everything flat with no distortion and no pinholes. Place them along the edges and one over the grainline itself. If you do pin, pin inside the cutting line, parallel to the edge, and keep the pins few.

A quick check before cutting

Walk around the table and look at the whole layout once. Every arrow should be pointing the same general direction along the length of the goods, unless the layout diagram deliberately shows a piece turned. On napped fabric — corduroy, velveteen, brushed flannel — every arrow must point the same way, because a piece cut upside down will read as a different color when the light falls on it. That five-second look has saved more yardage than any tool on the table.

Placing an Edge on the Fold

Some pattern pieces are drawn as only half of what they will become. A bodice front, a skirt back, a collar, a facing — anything symmetrical down its center is often printed as one half, with the instruction that its straight center edge be laid against a fold in the fabric. Open the cut piece and you have the whole, in one seamless span, with no center seam to match, press, or bulk up.

Isaiah's picture of stretching forth the curtains of the habitation is a fitting one for a sewing room. Cloth laid out and opened up covers more ground than cloth kept folded and small. A piece cut on the fold is exactly that: one width of goods opened into something whole.

Recognizing the mark

The fold edge is marked by a bracket — a line running along the edge with both ends turned in at right angles, often with arrowheads pointing outward toward that edge. The words place on fold or cut 1 on fold are usually printed inside the bracket. Sometimes the drafter also prints a fine dot-dash line down the center of a full piece to mark center front or center back; that is a reference line, not a fold instruction, and it is not the same thing.

Here is the critical fact: a fold edge carries no seam allowance. There is no seam there, so no allowance was drafted. Every other edge of that same piece does have its allowance included.

The most expensive mistake in cutting

The classic error is to treat the fold edge like any other edge and cut along it — either by laying the piece on a single flat layer, or by folding the fabric but leaving a gap between the fold and the pattern edge. Both give you a piece that is short by whatever you left, times two, right across the widest part of the garment. On a bodice front that is often a full inch of chest circumference gone, and there is no way to sew it back.

The second version of this mistake is adding a seam allowance to the fold edge "just in case." That makes the piece too wide by 1 1/4 inches across the center, which is harder to spot and shows up as a garment that will not stay on the shoulders.

Guard against both with one habit: after positioning the piece, run a fingertip along the entire fold edge. Your finger should feel the pattern edge and the fabric fold as a single line, with no tissue hanging past the fold and no gap of fabric showing between them.

Folding the fabric accurately

The fold itself must be on grain, or the whole piece is off grain and mirrored crookedly.

• Lengthwise fold: bring one selvedge over to meet the other, selvedge exactly on selvedge, and smooth the fabric until the fold lies flat with no rippling. If the two selvedges will not align while the fabric lies flat, the goods were cut off grain at the store; straighten it before cutting rather than fighting it.
• Crosswise fold: bring one cut end up to meet the other, with the selvedges stacked on both sides.
• Double or off-center fold: the layout diagram will show both selvedges folded in toward the middle, leaving a strip of single layer down the center for smaller pieces. Each fold must still be measured parallel to its own selvedge along its whole length.

Weight the fold before you place anything on it. A fold that creeps while you work is the quiet cause of pieces that come out slightly different sizes.

Two half-pieces are not always wrong

Sometimes you want a center seam where the pattern gives you a fold — to squeeze a piece out of narrow yardage, to place a zipper, or to salvage a length that has a flaw down the middle. You can do it, but you must add the seam allowance yourself: trace the piece, add 5/8 inch beyond the fold line on the traced copy, and cut two. Mark that new edge clearly so you do not later confuse it with a finished edge. Doing this deliberately, with the allowance drawn on, is good practice. Doing it by accident is how a garment ends up two sizes too small.

Finding the Bias and Respecting It

Between the lengthwise grain and the crosswise grain lies a third direction, and it behaves like a different fabric altogether. True bias runs at 45 degrees to both, and cloth cut along it stretches, drapes, curves around a shape, and — if you are careless — grows. Bias is the most useful and the least forgiving direction in the goods.

Solomon's word about the patient in spirit is worth keeping in mind here. Bias work rewards waiting: hanging a bias skirt overnight before hemming, letting a bias strip relax before pressing it, refusing to pull a bias binding tight. Nothing about bias can be hurried, and the end of the thing really is better than the beginning.

Locating true bias on paper or cloth

You do not need a protractor. Take the corner of the fabric or the pattern piece and fold the lengthwise grain over until it lies directly on top of the crosswise grain — selvedge onto cut end. The fold you have just made is true bias. Crease it, or mark along it with chalk, and you have a 45-degree line you can measure from and rule parallel to.

Anything at an angle to the grain that is not 45 degrees is still bias, and still stretchier than the straight grain, but it is not true bias. True bias has the maximum stretch and the most even drape. Off-true bias stretches unevenly and is the reason a binding sometimes ripples on one curve and pulls on another.

What patterns tell you about bias

When a pattern intends a piece to be cut on the bias, the printed grainline arrow will be drawn at 45 degrees across the piece rather than parallel to its center. The rule does not change: that arrow still must be measured parallel to the selvedge at both ends, exactly as any other grainline. The arrow is the authority, not your sense of which way the piece "should" go.

Bias pieces eat yardage. A bias-cut skirt panel or a long run of continuous binding needs more fabric than the same piece cut on grain, and the layout diagram will reflect that. Do not try to economize by tilting a bias piece toward the straight grain; you will lose the drape the design depends on.

Handling bias-cut pieces

• Cut with weights, not pins, and cut on a flat surface with the whole piece supported. A bias piece hanging off the edge of a table is stretching under its own weight while you cut.
• Carry cut pieces flat. Lift with both hands under the piece rather than picking it up by one corner.
• Staystitch curved edges — neckline, armhole — about 1/8 inch inside the seam line, sewing from the shoulder down toward the center on each side so the two lines of stitching do not push the fabric in the same direction.
• Let it hang. A bias skirt or dress should hang from the waist for a day before the hem is marked and cut. It will drop unevenly, and the point of hanging is to let it finish dropping before you trim.
• Press, do not iron. Lift and set the iron down rather than sliding it. Sliding an iron along bias drags it longer.

Bias strips for binding

Cut strips across the true bias line at whatever width your finished binding requires. For a binding that wraps the raw edge and turns under on both sides, cut the strip four times the finished visible width. Join strips end to end with a straight seam on the lengthwise grain, right sides together, offset so the points extend past each side; press that seam open and trim the little ears flush. Joining on the grain, not on the bias, keeps the join from stretching.

When you apply the binding, feed it around a curve without tension. The temptation is to pull it snug because it looks neater in your hand. A binding stretched during application relaxes afterward and ripples along the edge forever.

When bias is the wrong choice

Bias is not a fix for a fitting problem. It will not make a too-small piece fit; it will only let a too-small piece stretch and then hang distorted. Waistbands, plackets, button bands, and anything that must hold a straight line belong on the lengthwise grain, sometimes with interfacing besides. Save bias for the places you want movement: a soft skirt, a cowl, a curved edge finish, a piped seam.

The Seam Allowance Between Stitch Line and Cut Edge

The cut edge of a pattern piece is not where the garment ends. Between that raw edge and the line the needle will actually travel lies the seam allowance — a strip of fabric that holds the stitching away from the edge, gives the seam something to grip, absorbs an edge finish, and leaves you room to let a garment out later.

Paul's picture of a body "fitly joined together... according to the effectual working in the measure of every part" is an apt description of good seam work. Every joint holds because every part was made to its measure. A seam sewn at an inconsistent distance from the edge is a joint that does not hold its measure, and the whole garment reports it.

The standard, and the exceptions

Patterns from the major American pattern companies are drafted with 5/8 inch — 1.5 cm — added outside every seamed edge. That width was chosen because it is generous enough to keep stitching well clear of a raveling edge, wide enough to serge or bind, and wide enough to give a fitter something to release.

It is not universal. Many independent pattern designers, and many patterns drafted outside the United States, use narrower allowances, and some patterns are printed with no allowances at all so you can add your own. Some pieces within a single pattern deliberately use a different width: a neckline finished with a facing may be drafted at 1/4 inch, and a center back seam meant for fitting may be drafted at 1 inch. Read the pattern's own instruction sheet, and read any width printed beside a specific edge. Never assume.

Finding 5/8 inch on your machine

Most machines have engraved lines on the throat plate to the right of the needle, usually marked in inches, eighths, and often in millimeters as well. The 5/8 line is the one to learn by sight. Test it before trusting it: drop the needle into a scrap, then measure with a small ruler from the needle to the engraved line you plan to use. Machines vary, and needle position settings shift the distance.

If the plate markings are hard to see, build a guide. Lay a ruler under the presser foot, lower the needle exactly onto the 5/8 inch mark, and stick a stack of three or four layers of masking tape along the ruler's edge to the right. The raised tape edge gives you something to feel, not just something to look at, and your seams will straighten immediately. A magnetic seam guide does the same job, but do not use one on a computerized machine unless the manufacturer says it is safe.

The habit that matters most: watch the fabric's edge riding along the guide, not the needle. Sewers who stare at the needle wander; sewers who watch the edge sew straight.

When to trim, and when not to

• Grade a seam — trimming the layers to different widths, roughly 1/4 inch and 1/8 inch — where several layers meet at a faced edge, so the bulk steps down instead of forming a ridge.
• Clip into a concave curve, such as a neckline, with small cuts perpendicular to the edge, stopping two or three threads short of the stitching. Notch out small wedges on a convex curve so the allowance can fold in without crowding.
• Do not trim the side seams, waist seam, or center back of a garment you may need to alter. Those allowances are your future.

Press every seam flat first, exactly as it was sewn, before pressing it open or to one side. That first press settles the stitches into the fabric and is the difference between a home-made seam and a well-made one.

Sewing to the line when the allowance is odd

For an allowance you cannot find on the plate — 3/8 inch, or 1 cm on an imported pattern — mark the stitching line itself on the fabric rather than trying to guess a new machine setting. Chalk a line, or use the tracing wheel method, and sew on the mark. It is slower for one seam and far faster than unpicking a garment that came out three sizes off because each of a dozen seams was 1/4 inch too deep. Small errors compound: an eighth of an inch lost on each side of eight vertical seams removes two full inches from the circumference of a bodice.

Notches, and the Marks That Make Two Pieces Meet

Two seam edges are almost never the same shape. A sleeve cap is longer and more curved than the armhole it enters. A princess seam has a convex front panel joined to a concave side panel. Pinned end to end without guidance, such pairs drift, and the sewer discovers at the last four inches that one piece is running an inch long. Notches exist to prevent exactly that.

Paul writes that there should be no schism in the body, but that the members should have the same care one for another. A garment is a small picture of it: every piece is shaped for its neighbor, and the joins hold because each part was matched to the part beside it rather than forced into place.

Reading the notch code

On commercial patterns the notch count carries information:

• A single notch marks a front edge.
• A double notch — two notches side by side, close together — marks a back edge.
• A triple notch, or additional single notches spaced along a seam, marks further matching points: the shoulder point of a sleeve cap, a waist position on a long side seam, the place where an ease section begins and ends.

So when you hold a sleeve and cannot tell which edge is which, look for the pair. Double means back. This one habit ends most sleeve-in-backward mistakes before they happen.

Notches also tell you where ease belongs. On a sleeve cap the two notches nearest the underarm mark the section that is sewn flat; between the front notch and the top mark, and again between the top and the back notches, the cap is longer than the armhole and that extra length is eased in. Match the notches first, pin the ends, then distribute the surplus between them.

Cutting notches without weakening the seam

Older instructions had sewers cut notches outward, as little triangles standing proud of the cutting line. That works, but it is slow and the points get crushed. The faster and now more common method is a straight snip inward, perpendicular to the cut edge, 2 to 3 mm deep.

The depth rule matters more than the method. A notch must never be cut deeper than half the seam allowance. With a 5/8 inch allowance, half is a little over 5/16 inch, and that is a hard ceiling, not a target — 2 to 3 mm is plenty to see. Cut to the seam line and you have snipped a hole in the finished garment, or at best a spot that will pull open under strain. This is the single most common notch error, and it is unfixable once made.

Keep the snip perpendicular to the edge. An angled cut spreads the stress across a wider area of the allowance and encourages the fabric to ravel back toward the stitching.

For a double notch, make two separate snips about 1/4 inch apart rather than one wide cut. Two clean marks stay readable; one wide gap does not.

The notcher is for paper only

A notcher — the punch-style tool that takes a small rectangular bite about 6 mm deep — is made for card and paper patterns, and it is a real time-saver when you are marking a traced master pattern you plan to use many times. Never use it on fabric. It does not cut cloth cleanly; it tears, and the torn point becomes a run that travels into the garment.

Ordinary shears are fine on fabric, and small embroidery scissors are better still on fine goods, because you can see exactly where the point stops.

Marking, checking, and using them

Cut notches while the pattern is still pinned or weighted in place. Once the tissue is off, you are guessing.

Before you sew, lay the two pieces that will be joined right sides together and check that the notches actually align when the ends are matched. If they do not, something is wrong upstream — a piece cut on the wrong line, a piece cut off grain, or a notch snipped in the wrong spot — and it is far cheaper to find it now.

At the machine, pin at every notch pair first, then at the ends, then fill in between. Sew with the eased or fuller layer on the bottom against the feed dogs; the machine's own feeding action will work that extra length in for you while you keep the flatter layer smooth on top. When you reach a notch pair, the two marks should meet under the needle. If they are wandering apart, stop and re-pin rather than pulling.

Reading Dart Markings: Legs, Point, and Drill Hole

A dart is how flat cloth is persuaded to cover a rounded body. It takes a wedge of fabric out of a seam or an edge and tapers it away to nothing, so the fabric standing over a bust, a shoulder blade, or a hip can be full where the body is full and close where it is not. Everything the dart will become is printed on the pattern before you cut.

Our Lord's rebuke to the Pharisee — cleanse first that which is within, that the outside may be clean also — describes the dart exactly. A dart is sewn on the inside, and it is never seen from the front. But a crooked dart, or one that ends in a pucker, announces itself through the cloth from three feet away. What is done on the inside determines what shows on the outside. That is true of workmanship and truer still of a life.

What is printed

A standard dart appears as two straight lines, the legs, running from a seam edge and converging to a single point — a slim triangle. Its width at the seam edge is called the dart intake, and that intake is the amount of fabric being removed.

A double-pointed dart (also called a contour or fisheye dart) is drawn as a long narrow diamond, wide in the middle and tapering to a point at each end. It is used at the waist of a fitted dress or a vest, where fabric must be removed at the waist but returned above and below it.

On many patterns the dart point is not marked by the meeting of the legs alone but by a small circle. On industrial patterns and some traced masters that circle is a drill hole, and it is deliberately placed 1 to 1.5 cm short of the true point, back inside the dart, so the hole itself is swallowed by the finished dart and never shows on the outside of the garment. If you sew to the drill hole and stop, your dart will be that much too short and will end in a small bubble. Sew to the true point, using the drill hole as the signal that the point is coming.

Transferring it completely

The most common dart failure is a partial transfer: the sewer marks the point and the two ends at the seam edge, then joins them by eye. Mark all of it — both legs along their whole length, the point, and any center line — while the pattern is still weighted in place. Any of the marking methods will do; tailor's tacks at the three key positions plus chalk lines between them is quick and readable on almost anything.

Mark on the wrong side of the fabric. Marks on the right side, even removable ones, are a risk you do not need to take.

Sewing it so it lies flat

1. Fold the dart with right sides together, matching the two legs mark for mark, and pin across the fold line.
2. Begin stitching at the wide end at the seam edge, backstitching or beginning with a few short stitches.
3. Sew along the leg toward the point. In the last half inch, let the stitching line ease onto the fold so the final two or three stitches run right along the folded edge, parallel to it, and off the end.
4. Do not backstitch at the point. Backstitching there creates the pucker you are trying to avoid. Instead, leave thread tails four inches long and tie them in a double knot close against the fabric, or take a few tiny stitches in place.
5. Press the dart flat as sewn first. Then press vertical darts toward the center front or center back, and horizontal darts downward, over a ham or a rolled towel so the curve is preserved rather than flattened out.

What goes wrong

A puckered point almost always means the stitching swung off the fold in the last stitches, or it was backstitched. A dart that bubbles at the point on a bust dart usually means it is too long — ending too close to the fullest part — and shortening it by half an inch to an inch often solves it. A dart that does not match its mate across the garment means the legs were marked by eye; go back to full transfer. Bulk inside a heavy dart is relieved by slitting the fold to within an inch of the point and pressing it open, but only on a fabric stable enough not to ravel into the seam.

Dots, Squares, and the Marks Inside the Piece

Not every mark sits on the edge of a pattern piece. Scattered across the interior are small circles, squares, triangles, and printed rectangles, and they carry the information that decides where things land: a pocket, a buttonhole, the end of a zipper opening, the top of a slit, the pivot at the corner of a placket. These marks are hidden the moment the garment is sewn, and yet they are what the eye reads when it looks at the finished piece.

Peter writes of the hidden man of the heart, an ornament of great price precisely because it is not on display. It is a fitting thought for a sewing room. The marks nobody will ever see are the ones that make a garment look composed and quiet rather than makeshift — and a quiet, well-made garment is a kindness to everyone who looks at you, which is a great part of what modest dress is for.

What the interior marks mean

Large dots or circles on a seam line signal a stop, a start, or a pivot. A dot partway up a side seam marks the bottom of a zipper opening or the top of a side slit — sew to the dot, backstitch, and stop. Two dots at the corners of a shoulder mark where a collar or a gathered section begins and ends.

Small dots are matching points inside a piece, most often the tip of a dart or the meeting point at a corner of a gusset or a mitered band.

Squares and triangles are used by some pattern companies as additional matching symbols where notches would be confusing, particularly on facings, plackets, and waistband ends.

Printed rectangles drawn on the piece are usually buttonhole or pocket placement, drawn at full finished size. Measure one against a ruler before you trust it; a rectangle whose length does not match your actual button is telling you the pattern expected a different button than the one in your hand.

Button positions are commonly shown by a small cross or an X on the underlap piece, matching the buttonhole positions on the overlap.

Transferring them accurately

Interior marks cannot be snipped like notches; you must mark through. There are three dependable ways.

• Pin-through, then chalk. Push a fine pin straight down through the pattern and both fabric layers at the dot. Lift the tissue carefully, and mark the fabric at the pin on the top layer, then turn the work over and mark where the pin emerges on the bottom layer. Quick, accurate, and it works on almost any fabric.
• Tailor's tacks. A loop of contrasting thread taken through pattern and both layers, cut apart so a tuft stays in each layer. Slower, but it survives handling and works on textured wool where chalk disappears.
• Awl. Common in tailoring for marking a pocket corner precisely, but it opens a permanent hole in most fabrics. Use it only where the mark will be inside a finished pocket or under a placket, and never on a loose weave.

Mark on the wrong side. If a dot must be visible from the right side while you work — a pocket corner, for instance — use a hand basting thread pushed through from the wrong side rather than a pen.

Placement is a fitting decision, not just a transfer

Buttonhole and pocket positions on a pattern were set for the pattern's own proportions. On a real body they often need moving, and this is the moment to think about it rather than after the buttonholes are cut.

For a front closure, place a buttonhole at the fullest part of the bust or chest first, then space the rest evenly above and below it. A closure with a gap exactly where the body is fullest will pull open, and no amount of pressing will settle it. On a horizontal buttonhole the button sits at the end of the buttonhole nearest the closing edge, about 1/8 inch in from it — so mark the button position there, not at the center of the buttonhole, or the closure will sit off by half a buttonhole's width.

Pocket placement deserves the same treatment: pin the pattern piece to the fabric, hold the piece up against yourself, and look. A patch pocket that sits well on the tissue can land badly on a real waist. Move the mark now, while it is still chalk.

Choosing a Marking Tool Your Fabric Will Release

A mark has two jobs. It must be clearly visible while you sew, and it must be gone when you are done. Tools that do the first well often fail at the second, and the failure is permanent. Choosing the marker is therefore part of choosing the fabric, not an afterthought.

The woman of Proverbs 31 seeks wool and flax — she knows her materials before she works them. Wool takes a mark differently from linen; linen differently from a poly-cotton broadcloth. Knowing the fiber in your hands is the first half of knowing how to mark it.

The main tools and what they suit

Tailor's chalk is a flat triangle or square of chalk or wax. Traditional chalk brushes off easily, which is both its virtue and its weakness; it is the right choice on textured and heavy goods — woolens, tweed, thick cotton twill, denim — where a fine line would sink out of sight. Wax chalk holds a line much longer and is meant to be removed with the heat of an iron, which drives the wax into the fibers of some fabrics. Keep wax chalk for wool, where it works as intended, and off synthetics and light colors.

Chalk pencils and chalk wheels give a fine, accurate line and suit medium-weight cottons, blends, and shirting. A chalk wheel that dispenses loose powder gives the sharpest line of all and vanishes with a brush, which makes it excellent for accuracy and poor for anything you must handle for days.

Water-soluble and air-erasable pens are easy to see on light and medium cottons. Two cautions matter. Air-erasable ink fades on its own schedule, sometimes within hours, so it is unsuited to a project you will set aside. And water-soluble ink must be flushed out with cold water before any heat touches it — pressing over the ink can set it permanently.

Pencil should be used only where the mark will be enclosed inside a seam. Graphite works into fibers and stays, and on light linen or a pale cotton it is effectively permanent.

Hera markers and tracing tools that crease rather than color leave a folded line and no residue at all. They are the safest choice on white silk, fine wool, and anything you dare not stain, though the crease is harder to see and does not survive much handling.

Thread — a basting line or a tailor's tack — is the universal answer. It adds nothing to the fabric and comes out cleanly. It is slow, and it is what experienced sewers reach for on the fabrics they cannot afford to ruin.

Test first, every time

Before marking a garment, mark a scrap from the same yardage: preferably a corner near the selvedge you have already cut off. Leave the mark as long as you expect to leave it on the garment — an hour, a week — then remove it exactly as you plan to. Look at the spot in daylight, from the right side, at an angle. Some fabrics keep a faint shadow of a "washable" mark even after washing, and some hold a chalk trace in a napped surface. A two-minute test saves a garment.

Dark fabrics need a light marker: white or yellow chalk, a silver chalk pencil, or light-colored thread for tacks. Regular white chalk on dark velvet often disappears into the pile entirely; thread is the reliable answer there.

Where marks go and how to keep them

Mark on the wrong side of the fabric wherever possible. When a mark must be readable from the right side, run a basting thread through from the wrong side instead of marking the face of the cloth.

Mark before the pattern comes off. Every mark you make while the tissue is still weighted down is accurate; every mark made afterward is an estimate.

Keep the marked pieces flat and stacked, not folded and shoved in a bag, and keep them out of direct sun — some fading inks and some fabrics both lose ground quickly in a sunny window. If a project will sit for weeks, use thread. Chalk brushes off in a stack, ink fades, and the pattern that could have told you where the dart went is by then folded away in an envelope.

Marking Through Both Layers, Then Cutting

Most cutting is done on a doubled fabric, right sides together, so that mirrored pieces come off in one pass. That doubling is efficient, but it means every mark must reach two layers — and the lower layer is the one you cannot see. Two methods solve it: the tracing wheel with tracing paper, and tailor's tacks. Both are old, both are reliable, and the working order around them is what keeps a cutting session from turning into guesswork.

Solomon's word that two are better than one, and that a threefold cord is not quickly broken, is a pleasant thing to think about with two layers under your hands and a triple-stranded thread in the needle. It is also literally true of tailor's tacks, which hold because the thread is doubled and looped rather than laid in a single line.

Tracing paper and the wheel

Dressmaker's tracing paper — waxed or chalked sheets sold in packets — transfers a colored line under pressure from a spiked or serrated wheel.

Think of it as a sandwich: the two fabric layers go inside, with a coated face turned toward each one. With the fabric right sides together, the two wrong sides are the outside faces of the pair — the top layer's wrong side looks up at the pattern tissue, and the bottom layer's wrong side looks down at the table. So slide one sheet under the bottom layer with its coated side facing up, and lay a second sheet on top of the upper fabric layer but under the pattern tissue, coated side facing down. A common shop shortcut does the same thing in one piece: fold a single sheet in half with the coated sides facing outward, and slip the two fabric layers into the fold. Either way, one pass of the wheel marks both wrong sides at once and never touches the right sides. Run the wheel along both dart legs, across the dart point, along any fold or placement line, and along the stitching line where you want one.

Use even, consistent pressure, tested on a scrap first, and work on a surface that will take it — a self-healing mat or a folded old blanket, never a bare dining table.

The wheel has limits. A serrated wheel can puncture fine silk, chiffon, or a loose weave; test on a scrap and use light pressure, or choose tacks instead. Choose a tracing paper color as close to the fabric color as still shows, since the color you cannot get out is the one that was most visible.

Tailor's tacks

Thread a hand needle with a long doubled length of contrasting thread and leave it unknotted. Take a small stitch down through pattern and both fabric layers and back up, then take a second stitch in the same place, this time leaving a loop about an inch tall on the pattern side. Cut the thread, leaving tails.

Repeat at every dot, dart leg end, and point. Then lift the pattern tissue straight up, easing the loops through the paper rather than tugging. Gently separate the two fabric layers, and snip the threads running between them. A small tuft of thread is left standing in each layer, in exactly the right place, on both pieces.

Tacks are slower than any other method and better than all of them on wool, velvet, dark colors, sheers, and anything with a nap. Nothing is added to the cloth, nothing must be washed out, and a tack survives weeks of handling.

A working order that holds up

1. Press the fabric and the tissue. Straighten the grain if the goods are off.
2. Fold the fabric as the layout diagram shows and weight the fold.
3. Position every piece, setting each grainline by the two-measurement method.
4. Read the layout once more against the diagram before a single cut.
5. Cut with the fabric flat on the table, moving yourself around the table rather than lifting and turning the fabric. Long shears with the lower blade riding the table give the truest edge; a rotary cutter is faster still on straight runs, but close it every single time you set it down, and keep children and pets out of the room while it is open.
6. Snip the notches, 2 to 3 mm, before anything moves.
7. Mark darts, dots, and placement marks while the tissue is still in place.
8. Only then lift the pattern, and pin the tissue loosely to its own piece, or write the piece name on a slip of paper and pin that on. Unlabeled cut pieces are a real cost in time.
9. Stack the pieces flat in the order the instruction sheet will call for them.

Anything you leave until later, you will do from memory. Memory is the least accurate marking tool in the room.