Ding, Wenjiang -1936 creator Yin, Zanxun 1902- text cc Nanking Peking] Shi ye bu di zhi diao cha suo Guo li Beiping yan jiu yuan di zhi xue yan jiu suo min guo 26 [1937] 1937 monographic chi

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2, 2, 51 p., [1] folded leaf of plates : ill., map ; 27 cm. Ding Wenjiang yi zhu ; Yin Zanxun zheng li. Cover title. Issue no. 2, no. 3, no. 5, cataloged as a serial in LC. English title on cover p. [4]: Report on the geology and tin mines of Kochiu District, Yunnan. a-cc-yu Tin mines and mining China Gejiu Region Tin industry China Gejiu Region TN476.C62 K628 1937 553.4/53/095135 Yi zhong gs 37000164 U.S. Geological Survey. Library 870828 20260227111342.0 gs 37000164