Thesis (Ph. D.)--University of Pennsylvania. / "Reprint from Workmen's compensation studies--Special bulletin no. 40, Department of Labor and Industry, Commonwealth of Pennsylvania." "Statistical tables": 238 p. at end.
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/575468953 |
Date | January 1934 |
Creators | Horlacher, John Perry, |
Publisher | Philadelphia : Commonwealth of Pennsylvania, Dept. of Labor and Industry, |
Source Sets | OCLC |
Language | English |
Detected Language | English |
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