Hermann von Helmholtz
August 31, 1821 – September 8, 1894
Vorlesungen über theoretische Physik (Dynamik continuirlich verbreiteter Massen)
Hermann von Helmholtz
The Correlation and Conservation of Forces: A Series of Expositions, by Prof. Grove, Prof. Helmholtz, Dr. Mayer, Dr. Faraday, Prof. Liebig and Dr. Car
Edward Livingston Youmans
