Airplanes, Military - History - 20th century.

Building engines for war = air-cooled radial aircraft engine production in Britain and America in World War II / by: (書目-語言資料,印刷品)

Aerospace and aviation technology.

Airplanes

Airplanes, Military

Astronautics.

Mass production

Military engineering.

TECHNOLOGY & ENGINEERING / Aeronautics & Astronautics.

TECHNOLOGY & ENGINEERING / Military Science.

World War, 1939-1945