Butterick 6345 vintage sewing pattern, dated circa 1978.

Misses' Skirt.

Slightly A-lien skirts four inches below mid-knee. A and B: are pleated or gathered into straight waistband, have center front slit and back zipper. C, D and E: are three-quarter front wrapped, darted or gathered into straight waistband and have side shaped hemlines. View D has side buttoned closing. View E has attached self ties. Purchased tops. 

Size  10:

Waist 25  inches / 64  cm

Hip    34 1/2 inches  / 88 cm

Pattern is UNCUT and factory folded. Envelope is in good vintage condition, with some light spotting.

More '70s patterns here:

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