Developments in American farming.
Contributors: Cooper, Martin Reese, 1887-; Johnson, Sherman Ellsworth, 1896-
Series: World food supply; Miscellaneous publication (United States. Dept. of Agriculture) ;; no. 630.; Miscellaneous publication (United States. Dept. of Agriculture) ;; no. 707.
Publisher: Arno Press
Published: 1976
Place of publication: New York
Language: eng
Number of pages: 101
Subjects: Agriculture -- United States; Farm mechanization -- United States; Agriculture -- Economic aspects -- United States
Notes: Reprint of the 1947 ed. of Progress of farm mechanization, by M. R. Cooper, G. T. Barton, and A. P. Brodell, published by U.S. Govt. Print. Off., Washington, as Miscellaneous publication no. 630 of the U.S. Dept. of Agriculture; and of the 1949 ed. of Changes in American farming, by S. E. Johnson, published by U.S. Govt. Print. Off., Washington, as Miscellaneous publication no. 707 of the U.S. Dept. of Agriculture.