Pechlin, Johannes Nikolaus, Johannes Bohn. Observationum physico-medicarum libri tres, quibus accesit ephemeris vulneris thoracici & in eam commentarius.Bound with 2. Circulus anatomico-physiologicus seu oeconomia corporis animalis hoc est cogitata functinoum
Hamburg, Schulz, 1691.Ad 1. II,XXII 544, 68, II pp. with 6 engraved plates of which two are folding. Ad 2. Joahnnis Bohn. Leipzig Thomas Fritsch 1697vi, 479 25 pp. Small 4to. Contemporary overlapping vellum. 2 volumes in 1. Nice copy.
Ad 1. First edition. Waller 7276; Wellcome IV, 325. Pechlin, a contemporary of Sydenham, was careful in collecting clinical case histories, particularly those dealing with diseases of the mind, the brain and nerves. Ad 2. Later edition of this work (a rework of his dissertations into a complete new composition) first published in 1680 (DSB p. 237). DSB, p. 237: 'show Bohn to have been an expert on the new anatomical and physiological discoveries. .... He describes and discusses all major functions of the body. He complements the knowledge gained from the literature with numerous firsthand experiments, for example, experiments on bile and the biliary tract, lymph ducts, heart contractions, pancreatic secretion, on the conjectured selling of ligated nerves, and artificial perfusion of an excised kidney. G & M 1355: Bohn experimented on the depicated frog, declaring the reflex phenomena to be entirey material and mechanical, the general view of the time being that 'vital spirits'were present in the nerve-fluid. Bohn showed that the nerves do not contain "a nerve juice". Waller 1244. The fine engraved plates mainly depicting monstra.
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