[ 113 ] Emil Hiss, Thesaurus of proprietary preparations and pharmaceutical specialties, Chicago, 1899, p. 12.
[ 114 ] Robert B. Nixon, Jr., Corner druggist, New York, 1941, p. 68.
[ 115 ] Letter from Charles Leich & Co. to Harvey Washington Wiley, Bureau of Chemistry, Department of Agriculture, November 2, 1906. Manuscript original in Record Group 97, National Archives, Washington, D. C.
[ 116 ] American Druggist and Pharmaceutical Record, 1906, vol. 49, pp. 343-344.
[ 117 ] Department of Agriculture, Bureau of Chemistry, Notices of Judgment under the Food and Drugs Act, Notice of Judgment 6222, United States vs. Pabst Pure Extract Co., 1919.