Physics - Electricity - Hellwag, Christoph Friedrich. Experiences on the healing powers of galvanism ... und Beobachtungen bey der medicinischen Anwendung der Voltaischen Säule von Maximilian Jacobi. With 1 folded copper plate. Hamburg, Perthes, 1802. VIII, 182 p. 18.5 x 11.5 cm. Marbled half leather binding of the period with gilt-stamped spine label and some gilt to spine. Only edition, rare. - Hirsch-Hübotter III, 139 - The authors practiced together in Eutin in 1801/02, Jacobi (son of the philosopher) became one of the fathers of German psychiatry as director of the Siegburg mental hospital from 1820. His contribution here from p. 125 - Fresh copy on fine writing paper, handsomely bound. VAT: *

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