Yin, Tsan-hsün 1902- creator text bibliography cc Peiping (Peking) Geological Survey of China 1935 monographic eng chi

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44 p.; 1 p. l., 5 p. illus., v. pl. 29 cm. by T.H. Yin ... Added t.-p. and summary in Chinese. Summary paged with Chinese numerals. Bibliographical foot-notes. Ammonoidea Paleontology Paleozoic Paleontology China QE756.C6 A3 ser. B, vol. 11, fasc. 4 564.93 gs 35000323 U.S. Geol. Survey. Library 891108 20260227111340.0 gs 35000323