3918. Care and judgment are necessary in fitting the back of the dress over the shoulders; or you will look round-shouldered.
3919. The fault is, usually, in cutting the back of the dress too long; in fitting, pull the fore-body over the shoulder, and shorten the back at the top, till it fits neatly.
3920. If you have no paper pattern that fits, unpick half an old body that suits you; lay your new lining on your cutting board (the top of a candle-box, or any smooth board of sufficient width, will answer to hold in your lap, and is more convenient than standing over a bed or table), put the old body on top of it, and, with the sharp point of a pair of scissors, prick through both, in the old seams of the pattern.
3921. Prick them well, as the marks are apt to rub out. Tack all the body well in the holes round it, before you begin, and be very careful to stitch your body to the tacking thread.
3922. Plain bodies require more care in making than full ones; any small imperfection is seen in plain bodies.