[194] Otto Raubenheimer, “Leeches—How to Dispense Them,” Journal of the American Pharmaceutical Association, volume 12 (1923), page 339. Thorndike, op. cit. [note [3]], page 477, notes that in 1927, leeches still could be had in Boston for 75¢ apiece. In Cleveland they were still obtainable in the 1950s.
[195] Dictionnaire usuel de chirurgie et de médicine vetérinaire, 2 volumes (Paris, 1835-36), articles “Ventouses” and “Sangsues.”
[196] Ibid., article “Saignée.”
[197] Encyclopédie méthodique: Médecine, volume 9 (Paris, 1816), page 478.
[198] Dictionnaire usuel, op. cit. [note [195]], volume 2, page 605.
[199] Weiss, op. cit. [note [118]], page 100, plate 27.
[200] Patent specifications, U.S. patent 6240.
[201] Patent specifications, U.S. patent 236084.