Encyclopedia of transportation : social science and policy
Encyclopedia of aerospace engineering
Encyclopedia of aerospace engineering
The complete book of spaceflight : from Apollo 1 to Zero gravity
John Deere two-cylinder tractor encyclopedia; [the complete model-by-model history]
Pictorial encyclopedia of ocean liners, 1860-1994 : 417 photographs
Luftfahrzeugbau in Österreich : von den Anfängen bis zur Gegenwart ; Enzyklopädie