Ohm, Georg Simon, 1789-1854 |
The galvanic circuit investigated mathematically [Microform] / by G.S. Ohm ; translated by William Francis ; with a preface by the editor, Thomas D. Lockwood |
New York : D. Van Nostrand, 1891. |
Beckmann, Johann, 1739-1811 |
A history of inventions, discoveries and origins / by John Beckmann ; translated from the german by William Johnston |
London : H.J. Bohn, 1846. |