Department of the Air Force. Air Research and Development Command ; Department of the Navy. Bureau of Aeronautics ; Department of Commerce. Civil Aeronautics Administration , U.S. G.P.O.19552nd ed. 1955ANC bulletin
23 . Sandwich construction for aircraft ; pt. 2
Subcommittee on Air Force-Navy-Civil Aircraft Design Criteria, Munitions Board Aircraft Committee , U.S. G.P.O.1951May 1951ANC bulletin
23 . Sandwich construction for aircraft ; pt. 2
Subcommittee on Air Force-Navy-Civil Aircraft Design Criteria, Munitions Board Aircraft Committee , U.S. G.P.O.1951Feb. 1951ANC bulletin
23 . Sandwich construction for aircraft ; pt. 1