Ginter. Proposed to the U.S. Navy in 1937 as a replacement for the Consolidated PBY, the Martin PBM Mariner flying boat developed an impressive wartime record during World War II. This volume explores the development, testing, variants, and detailed aircraft systems of that gull-wing plane, as well as the service history of each squadron that flew it. 256 pages, 755 B&W and 5 color photographs, 8½"x 11", softcover.