Laufer, Berthold, 1874-1934. Metals and stones as treated in Laufer's "Sino-Iranica." - Peking [Commercial press] 1925. - 1 p.l., 3 p. ; 1 p. l., 2, 2, 120 p. 1 illus., fold. tab. 26 cm. LCCN: gs 26000013 Subjects--Topical Terms: Metals.Petrology. LC Class. No.: QE294 / .A4 ser. B, no. 3