Author: Miller, A.K., & Youngquist, W,., 1949.:
Title: American Permian Nautiloids.
Description: [Geol. Soc. Amer. Mem., 41.] New York. Large 8vo. Pp. viii,218, frontisp., many photos and figs. on 58 pls., 39 illus. in text, bibl., index. Orig. cloth.

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