[18] See article by Dr. Charles B. Towns in The Century, March, 1912.
[19] School Physiology Journal, April, 1909, p. 122.
[20] See files of Wisconsin Journal of Education.
[21] Outlook, Aug. 5, 1911.
[22] Illustrated London News, Nov. 2, 1912.
[23] Over the Teacups, p. 184.
[24] Autocrat of the Breakfast Table, p. 102.
[25] See The American Grocer, June 4, 1913, which estimates the average cost of alcoholic beverages during the last three years at $1,630,187,252.
[26] Brooks Adams, Theory of Social Revolutions, page 212.