Description - Black knee length full slip from the 60s. The top has lace inserts in the bust and center of the bodice. The rest of the bodice is an elastic shapewear fabric. The skirt is nylon with lace trim. The straps are adjustable. 

Description from the 1966 ad: Easy, one-step under-dressing... Pauline Gordon's Pettico-bra® slips! The delightfully light and comfortable all-in-one that gives you a smooth, neat line under your Spring wardrobe. The bra back and side sections hold and control with the firm, gentle stretch blend of nylon and spandex. All have a pretty accent of nylon lace.

Details

Brand - Pauline Gordon

Size - Labeled 34, approximately a modern Small but please check all measurements to ensure fit. 

Chest - 16" pit to pit, stretches to 18"

Cups - approximately 8.75" across and 6.25" top to bottom - I think this is approximately a B-C but I'm not 100% sure so please compare measurements to confirm it's your size

Waist - 13.75" across, stretches to 17"

Hips - approximately 18.5" across, stretches to 21"

Length - 39", 14.5" bodice - the straps can be adjusted quite a bit in both directions. 

Condition - I don't see any holes or stains