Butterick 5580 vintage sewing pattern, dated circa 1970s.

Misses Skirt:

Skirt, in evening or below mid-knee length has waistband, A and B: pleated into waistband has back opening. C: bias skirt has front and back inverted pleats and back zipper. D: has skirt gathered into waistband, has pockets in side seams and back zipper. Purchased tops.

Size 10:

Waist 25 inches / 64 cm

Hip 34 1/2 inches / 88 cm

Pattern is partly cut and checked complete. Envelope is in good vintage condition, with light shelf wear.

More '70s patterns here:

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