00836cam a22002411 4500 gs 15000388 DLC 20260227111317.0 740702s1914 oncabf b 000 0 eng gs 15000388 (OCoLC)933942 DLC NhD OCoLC DLC WaU TN850 .C3 1914 Canada. Mines Branch (1901-1936) Preliminary report on the bituminous sands of northern Alberta, by S.C. Ells. Ottawa, Government Printing Bureau, 1914. 2p. l., iv p., 1 l., 92p. plates, fold. map, tables (part fold.) fold. diagrs. 25cm. "No. 281." Bibliography: p. 2. Oil sands Alberta, Northern. Mines and mineral resources Alberta, Northern. Ells, Sidney Clarke, 1879- 25516 25516