Simplicity 5508 Vintage Sewing Pattern, dated ca 1964.

Jiffy One-Piece Dress or Jumper in Misses' Sizes: Simple-to-Sew.

The A Line dress or jumper is fitted with front diagonal darts. Shoulder darts and zipper closing in back. Dress features a jewel neckline. A purchased belt may be worn at the waistline. 

Size  14:

Bust  34 inches / 87 cm

Waist 26 inches / 66 cm

Hip    36 inches / 92 cm

Pattern is UNPRINTED and checked complete, tissue in good condition, possibly unused. Envelope is in very good vintage condition, with an old handwritten price on the front.

More '60s patterns here:

http://allthepreciousthings.com/collections/1960s