schiffer military/aviation history U.S. combat helmets of the 20th century mass production / Mark A. Reynosa Hearings before the Subcommittee of the Committee on Appropriations, United States Senate : ... congress, ... session U.S. bombers / by Lloyd S. Jones U.S. Military Arms Inspector Marks : a collector's guide to the inspection marks found on American firearms and edged weapons from 1795 to 1953 with … Swords and Sabers of the Armory at Springfield / by Burton A. Kellerstadt ; edited by Thomas J. Wiltzius U.S. naval officers : their swords & dirks / by Peter T. Tuite