01040cam a22002891 4500 gs 29000314 DLC 20260227111334.0 811001s1929 cc af f000 0 eng c gs 29000314 (OCoLC)7807739 U.S. Geol. survey. Library TxU DLC eng chi premarc QE756.C6 A3 ser. B, vol. 11, fasc. 1 Chao, Ya-tsʻêng, -1929. Carboniferous and Permian spiriferids of China, By Ya-tseng T. Chao. Peiping (Peking) Geological survey of China, 1929. 133 p.; 1 p. l., 6 p. incl. illus., tables. XI pl. 30 cm. China. Geological Survey. Palæontologia sinica, ser. B, vol. XI, fasc. 1 Added t.-p. and summary in Chinese. Summary paged with Chinese numerals. Errata slip inserted. Bibliographical foot-notes. Spiriferida. Paleontology China. Paleontology Paleozoic. 26750 26750