Bloodletting Instruments in the National Museum of History and Technology
volume 2 (Philadelphia, 1813), pages 279-281.
[71] Patent specifications, U.S. patent 16479.
[72] M. MALGAIGNE, "Esquisse historique sur la saignee consideree au point de vue operatoire; extrait des lecons du Professeur Malgaigne," _Revue Medico Chirurgicale de Paris_, volume 9 (1851), page 123.
[73] GARRISON, op. cit. [note 38], page 501.
[74] Some of these studies are cited in B. M. RANDOLPH, "The Bloodletting Controversy in the Nineteenth Century," _Annals of Medical History_,