Calendar of Great Aircraft Engines, 2007

The Calendar of Great Aircraft Engines, 2007, covering the period from World War I through the 1980s, is packed with information, photos and line drawings. Well known engines such as the Curtiss D-12, Junkers Jumo 205, LeRhone Rotary, Pratt & Whitney R-1535 and Rolls-Royce Dart are included, as are noteworthy ones such as the ABC Dragonfly, Cosmos Jupiter, Junkers Jumo 222, Lycoming O-1230, Napier Cub, Rolls-Royce Buzzard, and US Army Air Service W-1A. A description and brief specification accompanies each month's featured engine.