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Minnesota Farm Business Notes No. 203
Engene, Selmer A., (1939)
A Preliminary Report of Data Secured in 1939 on the Farm Accounting Route in Winona County, Minnesota
Engene, Selmer A., (1940)
A Preliminary Report of Livestock Costs and Returns from Data Secured in 1940 on the Farm Accounting Route in Winona County, Minnesota
Engene, Selmer A., (1941)