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close this section of the libraryNelson, Paul Edwin, 1921- 1n(2)
View the documentNelson, Paul Edwin, 1921- 1n; The farm machinery and equipment industry : its changing structure and performance / . Washington, D.C. : U.S. Dept. of Agriculture, Economic Research Service, 1970.
View the documentNelson, Paul Edwin, 1921- 1n; Price differentials for complete feeds, supplements, and shelled corn : a regression analysis / . Washington, D.C. : U.S. Dept. of Agriculture, Economic Research Service, 1971.