00908cam a22002411 4500 gs 14000487 DLC 20260227111315.0 761014s1914 oncbf 000 0 eng c gs 14000487 (OCoLC)2502626 Library, U.S. Geological OGraD OCoLC NSbSU DLC premarc QE185 .A2 no. 52 TN873.C2 D7 Copy 2. Dowling, D. B. (Donaldson Bogart), 1858-1925. Geological notes to accompany map of Sheep River gas and oil field, Alberta, by D. B. Dowling. Ottawa, Government Printing Bureau, 1914. 2 p. l., 26 p. III pl. (incl. front.) fold. map (in pocket) 25 cm. Canada. Geological Survey. Memoir 52; no. 42, Geological series Geology Alberta Sheep River. Memoir (Geological Survey of Canada) ; 52 25372 25372