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- Lenin, Vladimir Ilʹich, 1870-1924 (4)
- Marx, Karl, 1818-1883 (2)
- Agricultural Extention Department (1)
- Brunner, Edmund de Schweinitz, 1889- (1)
- Burke, Edmund, 1729-1797 (1)
- Chaman Lal, 1903- (1)
- Department of labor and industry (1)
- Emerson, Ralph Waldo, 1803-1882 (1)
- Engels, Friedrich, 1820-1895 (1)
- Fiehler, Fritz (1)
- Goldsmith, Oliver, 1728-1774 (1)
- Graßmann, Timm (1)
- Kolb, John H. (John Harrison), 1888- (1)
- Mori, Kenji (1)
- New York State Department of Labor (1)
- Ogburn, William Fielding, 1886-1959 (1)
- State of New York (1)
- United States. Dept. of Labor (1)
- 太平洋協会 (1)
- 川田, 友之 (1)
- no value (1)