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Trilobites of Iowa and some related Paleozoic forms

Thesis (Ph. D.)--University of Iowa, 1923. / "Reprint from Annual reports for 1923 and 1924, Iowa Geological survey, vol. 31 ... February, 1927." Bibliography: p. 339-349.

Identiferoai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/594715092
Date January 1900
CreatorsWalter, Otto Theodore.
Publisher[Des Moines,
Source SetsOCLC
LanguageEnglish
Detected LanguageEnglish

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