Includes index.

Waterloo Boy tractors 1912-1924 Models R and N, and overtime : the long row hoed on the way to Deere's first tractor / by Wayne G. Broehl, Jr. -- John Deere tractors 1923-1935 Models D, C, and GP : from the Waterloo Boy to the John Deere Model D / by Wayne G. Broehl, Jr. -- Developing Deere's general purpose tractor / by Wayne G. Broehl, Jr. -- John Deere tractors 1932-1941 Models A, B, G, Y, 62, and L : launching the Models A and B tractors / by Wayne G. Broehl, Jr. -- John Deere tractors 1938-1946 styled Models D, A, B, G, GM, H & L, and LA : Henry Dreyfuss styles the Deere tractors / by Wayne G. Broehl, Jr. -- John Deere tractors 1947-1953 Model D, A, B, G, M series, and R : innovations in engine design / by Wayne G. Broehl, Jr. -- John Deere tractors 1952-1956 Model 40, 50, 60, 70, and 80 -- John Deere tractors 1955-1958 the 20 series Models 320, 420, 520, 630, 720, and 820 : going international / by Don Macmillan -- John Deere tractors 1959-1970 the 30 series Models 330, 430, 435, 530, 630, 730, and 830 : industrial machines / by Don Macmillan.