Simplicity 8639 vintage sewing pattern dated 1970.

Misses' Dress:

The dress with back zipper and lowered round neckline has skirt softly gathered to bodice above normal waistline. V. 1 with long sleeves gathered with elastic casing is worn with a ribbon tie belt. V. 2 has short puff sleeves gathered with elastic casing. Sleeveless V. 3 has embroidered eyelet edging trim. 

Size     10.

Bust    32.5 Inches / 83 cm

Waist  24 inches / 61 cm

Hip     34.5 inches / 88 cm

Pattern is partly cut and checked complete. Envelope has paper tanning and a store stamp. 

More '70s patterns here:

http://allthepreciousthings.com/collections/1970s