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- Germany. Statistisches Reichsamt (2)
- Bowman, Isaiah, 1878-1950 (1)
- Calisse, Carlo, 1859-1945 (1)
- Clarke, Robert Thomson, 1889- (1)
- Curti, Merle Eugene, 1897- (1)
- Faulkner, Harold Underwood, 1890-1968 (1)
- Fleiner, Fritz, 1867-1937 (1)
- Fowler, John Francis, 1901- (1)
- Gerhard, Valentin (1)
- Hungerford, Edward, 1875-1948 (1)
- Josserand, Louis, 1868- (1)
- Kann, Eduard, 1880-1962 (1)
- Kosiol, Erich, 1899- (1)
- Krämer, Arthur (1)
- Liebknecht, Wilhelm, 1826-1900 (1)
- Liefmann, Robert, 1874-1941 (1)
- Mason, Martha Sprague (1)
- Massé, G. C. E. (1)
- McDougall, William, 1871-1938 (1)
- Myers, Denys P. (Denys Peter), b. 1884 (1)
- National Congress of Parents and Teachers (1)
- Nicklisch, Heinrich (1)
- Norton, Thomas James (1)
- Oudard, George (1)
- Page, Kirby, 1890-1957 (1)
- Perlman, Selig, 1888- (1)
- Planck, Gottlieb, 1824-1910 (1)
- Quigley, Hugh, 1895- (1)
- Reed, Alfred Zantzinger, 1875-1949 (1)
- Reichwein, Adolf (1)
- Remme, Karl (1)
- Rieger, Wilhelm (1)
- Robinson, William M. (William Morrison), 1891- (1)
- Schlüter, Karl (1)
- Schmalenbach, E. (Eugen), 1873-1955 (1)
- Schmitt, Carl, 1888-1985 (1)
- Schröder, Hugo (1)
- Sering, Max (1)
- Sombart, Werner, 1863-1941 (1)
- Takayanagi, Kenzo (1)
- Warren, Charles, 1868- (1)
- Woolf, Leonard, 1880-1969 (1)
- no value (2)