Author: WALTER, O.T.
Title: Trilobites of Iowa and some related paleozoic forms.
Description: 1924, Iowa Geological Survey, Vol. XXXI. Annual reports, 1923 and 1924, with accompanying papers; pp. 167-389, 6 fig. 18 plts. In complete volume (400 pp. 28 fig. 27 plts.), orig. cloth, gilt, libr. stamp on title page, very good.

Keywords: Trilobites


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