Vintage Butterick sewing pattern 8637.
Sleeveless sheath with tab-detailed neckline paired off with a loose-fitting cardigan. Dress has back zipper closing and back kick pleat.
View A version shows dress and 3/4 sleeved cardigan jacket, banded to match dress. View B version shows bow-trimmed sheath and matching short sleeved cardigan.
Size 12; Bust 32; Waist 25; Hip 34.
Pattern is cut and complete. Envelope has torn off upper left portion and small edge tears.