G. (n.d.). Guelph: Perspectives on a Century of Change 1900-2000 (D. Matheson & R. Anderson, Eds.). Canadian Cataloguing in Publication Data. 

Hamilton, W. E., Vincent, M. O., Brothers, J. W., Devine, G., Guthrie, H., MacMillan, S., . . .       Tatham, M. R. (1983). The Homewood Sanitarium: 100 years of service, 1883-1983. Guelph,       Ont.: The Sanitarium.

"ONTARIO COLLEGE OF PHARMACY." The Globe (1844-1936): 3. Aug 08 1894. ProQuest. Web. 22 Nov. 2016.

S. (1905, March 14). THE SUPREME CIRCLE: QUESTION OF INVESTMENT OF FUNDS DISCUSSED Large Attendance at the Meeting ot Guelph-- The Civic Welcome--Entertaining the Delegates. The Globe, p. 9.

Special Despatch to, T. G. (1905, Mar 15). THE SUPREME CIRCLE. The Globe (1844-1936) Retrieved from

 http://sfx.scholarsportal.info/guelph/docview/1354954373?accountid=11233

“The History of Postcards.” The Art History Archive.

   http://www.arthistoryarchive.com/arthistory/photography/History-of-Postcards.html

C. (n.d.). Biography – LETT, STEPHEN – Volume XIII (1901-1910) – Dictionary of Canadian Biography. Retrieved November 23, 2016, from

http://www.biographi.ca/en/bio/lett_stephen_13E.html

Warsh, C. (1989). Moments of unreason : The practice of Canadian psychiatry and the Homewood Retreat, 1833-1923. Kingston, Ontario: McGill-Queen's University Press.

“When will your letter arrive?” Canada Post. 22, Nov. 2016.