Simplicity 8659 vintage sewing pattern, ©1988.
Misses Easy to Sew Oversized Tops, sized for stretch knits only:
Flared top V 1 has button front closure, extended shoulders, and long sleeves. Boxy top V2 has long tapered sleeves. Flared V3 has scoop neck. All views have top stitch trim.
Size SM (10 - 12):
Bust 32 1/2 -34 inches / 83 - 87 cm
Waist 25 - 26 1/2 inches / 64 - 67 cm
Hip 34 1/2 - 36 inches / 117 - 92 cm
Pattern is uncut and factory folded. Envelope has shelf wear and a paper scuff mark, and a store stamp on the front cover.
More 1980s patterns here: