Hare, Robert

Description of an Electrical Machine, with a Plate four feet in diameter, so constructed as to be above the Operator: also of a Battery Discharger employed therewith: and some Observations on the Causes of the Diversity in the Length of the Sparks erroneously distinguished by the terms Positive and Negative by R. Hare [Transactions of the American Philosophical Society, vol. 5 New Series, Article XX]

Philadelphia: Printed by James Kay, Jun. & Brother, 1837. [1], 366-373, [1] p., 1 leaf of an engraved plate: 3 in-text illustrations; 29 cm. Disbound from a larger volume. Robert Hare (1781-1858), an American chemist, was a professor of chemistry at the University of Pennsylvania and was elected an Associate Fellow of the American Academy of Arts and Sciences in 1824. He invented the calorimeter, the deflagrator, and the oxyhydrogen blowtorch. Late in his life he became a Spiritualist and published Experimental Investigation of the Spirit Manifestations. In Near Fine Condition: disbound from a larger volume; clean and bright. Near Fine. Item #005022

Price: $45.00