Simplicity 6653 vintage sewing pattern ©1966.
MISSES’ AND WOMEN’S ONE-PIECE STEP-IN DRESS IN HALF-SIZES:
Double breasted dress with yoke, square neckline, collar and set-in sleeves has optional self tie belt and top-stitching trim. V. 1 has patch pockets and below elbow-length sleeves. V. 2 has short sleeves.
Size 20 1/2:
Bust 41 inches / 104 cm
Waist 35 inches / 89 cm
hip 45 inches / 114 cm
Pattern is UNPRINTED, in very good condition, and checked complete with instructions. Pattern envelope has tears around flap.
More '60s patterns here: