00680cam a22002291 4500 gs 22000164 DLC 20260227111326.0 830111s1921 enkb 000 0 eng gs 22000164 (OCoLC)29098337 DLC MnU DLC premarc f-nr--- QE327.N5 F3 Falconer, John Downie, 1876- The geology of the plateau tin fields. [London] Published by authority of the Nigerian government [Waterlow & sons, limited] 1921. 55 p. x pl., maps (1 col. fold. in pocket) 26 cm. Geology Nigeria. Tin. 26168 26168