Here is a Simplicity Pattern # 5321 UNCUT Misses' Dress In Two Lengths with a Mandarin Collar ©1972 and side closure. The dress with long set-in sleeves, stand-up collar and optional purchased belt has slit below the left front loop and button closing.
Size 16 Bust 38 inches Waist 28 inches Hips 40 inches.
Fabrics: Lightweight wool, wool flannel, tweed, double knit, jersey, crepe, shantung, silk linen, printed silk, surah, cotton sateen, novelty pique, linen.
The patten and instructions are still factory folded. There was a staple in the pattern that kept it in the envelope, but it shouldn't effect the pattern. The envelope shows some wear and creases from storage.