Butterick 5960 vintage sewing pattern, dated ca 1950s.
One Piece Maternity Dress: Contrast Yoke:
You'll look your prettiest in this yoked casual which draws attention to the face through the use of interesting contrast. Waistline is adjustable; whatever fullness there is, is temporarily brought to the back of the dress.
Bust 32 inches / 81 cm
Hip 35 inches / 89 cm
Pattern is unprinted, checked complete, EXCEPT FOR PIECE 9 (BELT), WHICH IS MISSING. Envelope has age yellowing, wear and tear around edges and flap.
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More '50s patterns here: