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. / JAMES LEFFEL & COMPANY CATALOGUE. 187
- The James Leffel & Company's factory history.
- The James Leffel & Company's factory history.
- The James Leffel & Company's factory history.
- The James Leffel factory picture in their catalog.
- The Samson Turbine Water Wheel history on the world wide web.
- WATER POWER ENGINEERING HISTORY
- Water Wheel Governor ad