Vintage Simplicity 8391 from 1969 Dress and collar pattern. Size 10 aka Bust 32.5
Beautiful condition with some wear on the envelope corners shown in photos.

Includes:  instructions, pattern tissue and envelope.
Some pieces are cut on the lines other are Factory folded and uncut. All 13 pattern pieces present in envelope.

Measurements according to the back of the envelope:
Bust: 32.5
Waist:24.5
Hip:34.5
back neck to waist: 15