This pattern is Simplicity 8645, issued in 1978. This is for size 16, bust 38. This pattern was cut to the shorter length dress but the pieces to make the longer version are included. The envelop is intact. The description reads: Misses pullover dress in two lengths. The dress gathered to front yoke has keyhole neckline, kimono type sleeves, elasticized waistline and pockets in side seams. V 1 is short length. V 2 is long length.