Simplicity 8580 vintage sewing pattern, dated 1978.

Misses' Pullover Top, Pull-on Pants and Unlined Jacket...A Timesaver Stretch Knit Pattern:

The top has elastic casing, shoulder straps and top-stitching. The top-stitched jacket with long or short kimono sleeves has drawstring thru waistline and sleeve casings. The pants have elastic waistline casing and top-stitching.

Pattern sized for stretch knits only. Not suitable for bonded knits.

Sizes  10 - 12 - 14:

Bust   32 1/2 - 34 - 36 inches / 83 - 87 - 92 cm

Waist 25 - 26 1/2 - 28 inches / 64 - 67 - 71 cm

Hip    34 1/2 - 36 - 38 inches / 88 - 92 - 97 cm

Pattern is partly cut and checked complete (cut to size 14). Pattern envelope is in good vintage condition, with light shelf wear and a paper scuff mark on the front.

More '70s patterns here: