Simplicity 9545 vintage sewing pattern, ©1980.
Misses' Front-Wrap Blouse in Two Lengths:
Short length V1 or long length V2 with "cascade" at asymmetrical loop and button closing has bias bound "kimono" type sleeves with loop and button forming pleat.
Bust 32.5 inches / 83 cm
Waist 25 inches / 64 cm
Hip 34.5 inches / 88 cm
Pattern is UNCUT and factory folded. Envelope has a scuff mark on the front, and some wear to corners from storage.
More 1980s patterns here: