Style 2102 from 1977. Sew Simple - Maternity pinafore or top and trousers in misses' sizes: Flared pinafore or top, trimmed with top-stitching, has back zipper fastener and patch pockets. (View 2 has one pocket positioned centrally.) The shoulder straps are attached at back and button fastened at front. The trousers, cut with a stay, have elasticized waist with adjustable button fastening.