In the decades leading up to World War II, air races were often the proving grounds for radical new aviation principles and designs. The people and machines of air racing during this period made tremendous strides and contributed incredible new technologies, aerodynamics, powerplants, and airframes. This unique look at the key players and aircraft of the early 20th century's great air races examines and explains how innovative racing technologies found their way into future fighter and passenger aircraft. Coverage of exciting races like the Schneider Trophy, Pulitzer Trophy Race, and the National Air Races, an in-depth look at their contributions to aeronautics, exclusive line drawings illustrating the technologies, and archival photography make this a must for air racing fans and aviation enthusiasts.