01280cam a22002891 4500 gs 26000111 DLC 20260227111330.0 900508s1926 enkabf 000 0 eng c gs 26000111 (OCoLC)21491921 U.S. Geol. Survey Libr. TxU TxU DLC premarc QE327.N5 F4 Falconer, John Downie. The southern plateau tinfields and the Sura volcanic line, by J.D. Falconer ... The geology of Mama, Nassarawa province, by C. Raeburn ... The geology of Bauchi town and surrounding district, by A.D.N. Bain ... With 7 plates, 3 text figures and 2 coloured geological maps ... Pub. by the authority of Nigerian government. [London, etc., Waterlow & Sons, Limited] 1926. 67 p. illus., tables, VII pl. (2 fold.) maps (2 fold. in pocket) diagrs. 25 cm. Nigeria. Geological Survey. Bulletin no. 9 Geology Nigeria. Tin mines and mining Nigeria. Raeburn, Colin. Bain, A. D. N. (Alexander David Neil) Geology of Mama. Geology of Bauchi town and surrounding district. Bulletin (Geological Survey of Nigeria) ; no. 9. 26443 26443