McCall's 2152 vintage sewing pattern, dated 1955.
Dance Costume with ballerina length or short skirt, optional neck ruffle.
Bust 34 inches / 87 cm
Waist 26 inches / 66 cm
Hip 36 inches / 92 cm
Pattern is UNCUT, still factory folded. Envelope is yellowed, has a store stamp on the front.
More '50s patterns here: