Man's Formal Tuxedo Coat

Man's dress tuxedo coat with tails. Black wool lined with black satin. Black button accents on front of coat and sleeves. Label on coat says: "M. CORVIN TAILOR BOSTON. Label inside breast pocket reads:"O. C. Nivling April 5, 1934"

Year (or year range): 
1934
Approximate era: 
1926-1950