Simplicity 6838 Vintage Sewing Pattern, dated 1966.

Cocktail Dress.

The A-line dress has back zipper, raglan-type armholes and self fabric neck band. V. 1 and 2 have short sleeves. V. 1 and 3 have "peek-a-boo" openings at front neck edge. V. 3 and 4 are sleeveless. 

Size  14:

Bust  34 inches / 87 cm

Waist 26 inches / 66 cm

Hip    36 inches / 92 cm

Pattern is PRINTED, cut and checked complete, tissue in good condition. Envelope has extensive paper foxing, wear and tears around opening.

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