The Hughes H-4 Hercules' nickname of 'Spruce Goose' was derived from the enormous aircraft built primarily of wood. This was a result of wartime restrictions on the use of aluminum, as well as ...

During World War 2, wooden boats were used for minesweepers, the Spruce Goose was designed to circumvent wartime material restrictions, and Britain’s plywood-built De Havilland Mosquito had a ...