Thesis (Ph. D.)--University of Michigan, 1920. / "From Bulletin of the Bureau of fisheries, vol. XLIII, 1927, part II. Document no. 1048." Bibliography: p. 632-643.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/595908372 |
| Date | January 1929 |
| Creators | Koelz, Walter, |
| Publisher | Washington, U.S. Govt. Print. Off., |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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