01022cam a22002651 4500 gs 16000637 DLC 20260227111320.0 790620s1916 oncbf f000 0 eng gs 16000637 (OCoLC)5085744 DLC TxCM DLC QH1 .C13 no. 23 QE191 .J75 Johnston, William, Alfred, 1874- The Trent Valley outlet of Lake Algonquin and the deformation of the Algonquin waterplane in Lake Simcoe district, Ontario. By W. A. Johnston. Ottawa, Government printing bureau, 1916. 1 p. l., 27 p. incl. III pl. fold. map. Canada. Geological Survey. Museum bulletin no. 23. Geological series, no. 32 Cover-title. At head of title: Canada. Department of mines. Geology Ontario Ottawa. National Museum of Canada. Bulletin ; no. 23. National Museum of Canada. Geological series ; no. 32. 25709 25709