• 1 Steenbock Library
• 1 Wisconsin Historical Society Library

• 3 Journals, Magazines, Newspapers

• 2 Agriculture
• 1 Agricultural laborers
• 1 Emigration and immigration
• 1 Migrant agricultural laborers
• 1 Natural resources
• 1 Research
• 1 Societies, etc

• 1 Simon J. Lubin Society of California
• 1 University of California (System). Division of Agriculture and Natural Resources
• 1 University of California, Davis. Department of Agricultural Economics

• 3 English

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