Thesis (Ph. D.)--Columbia University, 1922. / Author's name on label mounted on t.p. Vita. Published also as pt. 1 of Bulletin no. 73. Trade and industrial series no. 22, of the U.S. Federal board for vocational education. Bibliography: 1 leaf at end.
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/551278101 |
Date | January 1922 |
Creators | Smith, Harry Bradley, |
Publisher | New York, N.Y., |
Source Sets | OCLC |
Language | English |
Detected Language | English |
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