Simplicity 8245 vintage sewing pattern, dated 1977.

Go Everywhere In Misses Blouse, Pants, Skirt in Two Lengths and Unlined Jacket:

The blouse with front button closing, collar and long set-in sleeves gathered to buttoned cuffs can be work with self scarf. The jacket with front princess seaming has front button closing, collar, long set-in sleeves and pockets. The long or short skirt and pants have back zipper and waistband. 

Size   12:

Bust   34 inches/ 87 cm

Waist 26 1/2 inches / 67 cm

Hip    36 inches / 92 cm

Pattern is cut and checked complete. Envelope has wear and small tears around edges.

More '70s patterns here:

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