• 1 Memorial Library
• 1 Wisconsin Historical Society Library

• 2 Economic conditions
• 2 Industrial relations
• 2 Labor supply
• 2 Working class
• 1 Labor
• 1 Labor policy
• 1 Social conditions

• 1 Japan Institute of Labor
• 1 Keizai Kōhō Sentā (Tokyo, Japan)
• 1 Nihon Rōdō Kyōkai
• 1 Rōdō Seisaku Kenkyū Kenshū Kikō
• 1 United States. Bureau of International Labor Affairs
• 1 United States. Embassy (Japan)

• 3 English

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