30s 40s Ivory Acetate Satin Wedding Gown Dress Button Back Puff Sleeves XS/S

I am unsure of the exact date of the garment but I believe its late 30s early 40s.
Acetate satin. Dress does have some faint spots throughout, may need a good soak or spot treatment. Button down back and sleeve hems. Small lace peplum

There is no size tag so please see measurements to ensure a proper fit. Measured flat unstretched. Double the measurements for complete circumference.

Armpit to armpit 16"
Waist 13.75"
Hips 31
Length 56"

This item is sold from an excellent, highly rated vintage seller in Seattle, WA.