UU-J-390C, FEDERAL SPECIFICATION: JACKET, FILING, WALLET (20-NOV-1972) [SUPERSEDED BY A-A-1965A]

UU-J-390C, FEDERAL SPECIFICATION: JACKET, FILING, WALLET (20-NOV-1972) [SUPERSEDED BY A-A-1965A]., This specification covers expansion type filing jackets and expansion type wallet envelopes for general office use.