Thesis (Ph. D.)--Columbia University, 1932. / Vita. Published also as Bulletin no. 160, Trade and industrial series no. 46, of the U.S. Federal board for vocational education, under title: Apprentice training for shipyard trades; a study of the selection of apprentices ad their progress in training.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/589984221 |
| Date | January 1932 |
| Creators | Van Oot, Benjamin Henry, |
| Publisher | Richmond, Va., |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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