Mary T. S. Schäffer Warren [1861–1939]
b. 1861 Pennsylvania, USA
d. 1939 — Banff, Alberta, Canada
Mary Townsend Sharples (Schaffer) (Warren), 1861-1939, was born to moderately wealthy Quaker parents at Westchester, Pennsylvania. She first visited the Canadian Rockies and Selkirk Mountains in 1888 with her friend Mary Vaux and returned the next year with her husband, Dr. Charles Schaffer.
- Wikipedia. Mary Schäffer Warren
- 1907 Schaffer meets Coleman in Wilcox Pass
- 1908 Mary Schäffer YHP
- — Mary Schaffer fonds M79 / V527 (1907–1911).
- — Old Indian trails. Incidents of camp and trail life, covering two years’ exploration through the Rocky Mountains of Canada. [1907 and 1908]. New York: Putnam, 1911. Internet Archive
- — “Sergeant Sidney J. Unwin, Canadian Artillery [in Memoriam].” Canadian Alpine Journal, 8 (1917):107-108
- — A hunter of peace : Mary T.S. Schaffer’s Old Indian Trails of the Canadian Rockies ; incidents of camp and trail life, covering two years’ exploration through the Rocky Mountains of Canada ; including a previously unpublished account : the 1911 expedition to Maligne Lake and Yahe-Weha – Mountain Woman, a portrait of Mary Schaffer Warren. Edited by Edward J. Hart. 1980