Snow, Richard F. (May 2001). "Goodbye To All That". American Heritage. Vol. 52, no. 3. New York City: American Heritage Publishing Company. p. 5. Archived from the original on 2012-04-13. Retrieved 2016-07-18.
Snow, Richard F. (May 2001). "Goodbye To All That". American Heritage. Vol. 52, no. 3. New York City: American Heritage Publishing Company. p. 5. Archived from the original on 2012-04-13. Retrieved 2016-07-18.