John Haworth Hydraulic Turbine, 1878, Patent Model
National Museum of American History

John Haworth Hydraulic Turbine, 1878, Patent Model

Haworth, John · 1878

brass (overall material)
National Museum of American History
CC0 — Public Domain
National Museum of American History

This model was submitted to the U.S. Patent Office with the application for the patent issued to John Haworth, of Philadelphia, Pennsylvania, April 30, 1878, no. 203035.

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