• 5 Memorial Library
• 2 Wisconsin Historical Society Library

• 7 Economic conditions
• 6 Agriculture
• 3 Rural development
• 2 Agricultural laborers
• 1 Economic forecasting
• 1 Emigration and immigration
• 1 Enslaved persons
• 1 Forecasting
• 1 History
• 1 Immigrants
• 1 Peasants
• 1 Research
• 1 Slave trade
• 1 Slavery
• 1 Social aspects
• 1 Social sciences

• 1 Canadian Labour Congress
• 1 Canadian Labour Congress. Farmer-Labour Co-ordinating Council
• 1 Farmer Labour Conference
• 1 Farmer Labour Teachers' Conference
• 1 France. Commission d'histoire économique et sociale de la Révolution française
• 1 Institute for Development Studies (University of Nairobi)
• 1 Ontario Federation of Labour
• 1 Ontario Federation of Labour. Farmer-Labour Committee
• 1 Organization for Social Science Research in Eastern and Southern Africa
• 1 University College Nairobi. Institute for Development Studies
• 1 University of Nairobi. Institute for Development Studies

• 6 English
• 2 French
• 1 Chinese

• 2 Canada
• 2 Kenya
• 1 Africa, Eastern
• 1 Africa, Southern
• 1 China
• 1 Eastern Africa
• 1 France
• 1 Southern Africa
• 1 United States

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