Butterick 5840 vintage sewing pattern, dated ca 1970s.
Half Size One Piece Dress:
Semi-fitted, slightly A-line dress has notch collar and front zipper closing with braid and frog trim or top stitching. Short or full length sleeves. With or without patch pockets with inverted pleat and button trim and self belt.
Sizes 12 1/2:
Bust 35 inches / 89 cm
Waist 28 inches / 71 cm
Hip 37 inches / 94 cm
Pattern is cut and checked complete. Sleeves have been cut to short length; extensions for long length sleeves are included. Envelope has some wear and tear around edges.
More '70s patterns here: