McCall's 2604 vintage sewing pattern, dated 1986.  

Misses' Dress:

Back zippered dress A, B, C has gathered sleeves with deep armholes, shoulder pads, dropped waist and pleated skirt. A – with attached self-fabric sash has short sleeves.
B – with short sleeves or C – with long tapered sleeves has self-fabric tie belt and thread loops.

TWO copies available, choose size from drop down.

Size   12:

Bust   34 inches / 87 cm

Waist 26 1/2 inches / 67 cm

Hip    36 inches / 92 cm

Pattern is partly cut and checked complete. Envelope is in good vintage condition, with some handwriting on the front.

OR:

Size    16:

Bust    38 Inches  / 97 cm

Waist  30 Inches / 76 cm

Hip     40 Inches / 102 cm

Pattern is UNCUT and factory folded. Envelope is in good vintage condition, with a store stamp and pencil writing on the front.

More '80s patterns here:

https://allthepreciousthings.com/collections/1980s