Home / HISTORICAL WATER POWER ENGINEERING. / A few Water Wheel Governor and Turbine Water Wheel Manufacturers from the U.S.A. / THE JAMES LEFFEL & COMPANY HISTORY PROJECT. / The Mechanical News published by the James Leffel & Company. 55
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- The Mechanical News, an illustrated journal of. v23 no 9. Circa 1893.
- The Mechanical News magazine history.
- THE MECHANICAL NEWS FROM MARCH 1886. PAGE 3.
- THE MECHANICAL NEWS FROM MARCH 1886. PAGE 2.
- THE MECHANICAL NEWS FROM MARCH 1886.
- THE MECHANICAL NEWS FROM APRIL 1886. PAGE 1.
- THE MECHANICAL NEWS FROM APRIL 1886. ADVERTISEMENTS PAGE 3.
- THE MECHANICAL NEWS FROM APRIL 1886. ADVERTISEMENTS PAGE 1.
- THE MECHANICAL NEWS ADVERTISEMENTS FOR 1893.
- THE MECHANICAL NEWS ADVERTISEMENTS FOR 1893.
- THE MECHANICAL NEWS
- PAGE 1. PUBLISHED AND PRINTED IN 1888 BY THE JAMES LEFFEL & COMPANY.
- Knowledge is power!
- CHAMPION WATER WHEEL GOVERNOR AD FROM 1886.
- A hydroelectric power plant equipment history project.