Technological development is an evolutionary process. The transition between one era and another can sometimes be symbolized by the introduction of a single product. In that sense, Boeing's P-26 Peashooter embodied the transition from the highly maneuverable, stick-and-wire fighter biplanes of World War I to the fast, all-metal monoplane fighters of World War II. The prototype first flew in 1932, and the type was still in use with the U.S. Army Air Corps as late as 1941 in the...
