LC control no. | no2010117904 |
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Personal name heading | Christen, Theophil, 1873-1920 |
Found in | Free economy, 1935?: t.p. (Theophil Christen) p. 6 (Swiss economist) German Wikipedia, July 21, 2010 (Theophil Christen, b. Apr. 1, 1873 in Basel [Switzerland]; d. May 6, 1920 in Geneva [Switzerland]; physician, mathematician, physicist) |