Circa 1930s. No label. Devore silk velvet fabric. Fits up to modern 0/2 best. Back covered button closures. Bias cut. Long rounded train with loop to hold. Great condition- faint spot along bodice; covered buttons have some wear. 

Chest: up to 34" 

Waist: up to 26" 

Length: 59-70" 

+ For reference, model wears a size 0/2 and is 5'4"; measurements are 33 x 24 x 36 

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