File consists of notes, reproductions, pamphlets, and postcards relating to the Peyto Glacier, situated in the Canadian Rockies in Banff National Park, Alberta. Includes: "Inland Waters Branch" handwritten letter to Kent Sedgwick (4 Sept. 1970); "Peyto Glacier general information" pamphlet prepared by the Inland Waters Directorate, Water Resources Branch of Environment Canada (1975); and photographs depicting a Peyto Glacier workshop with Kent Sedgwick and colleagues (1996) and personal photographs depicting Kent Sedgwick, his wife, and friends visiting and hiking Peyto Glacier (1990).