00846cam a22002531 4500 gs 28000045 DLC 20260227111332.0 771102s1927 oncabf b f001 0 eng c gs 28000045 (OCoLC)3387847 U.S. Geological Survey NcBoA DLC premarc n-cn-ab QE185 .A2 no. 153 Warren, Percival S. Banff area, Alberta, by P. S. Warren. Ottawa, F. A. Acland, printer, 1927. 3 p. l., 94 p. incl. front. (pl. I) [II]-VII pl., tables. fold. map. 25 cm. Canada. Geological survey. Memoir 153. Geol. ser., no. 134 At head of title: Canada. Department of mines. Bibliographical foot-notes. Geology Alberta Banff area. 26611 26611