- Wisconsin Hydro history. Page 4.
- Wisconsin Hydro history. Page 5.
- Wisconsin Hydro history. Page 6.
- PMC 7.
- Selecting Hydraulic Reaction Turbine History Project.
- Nekoosa- Edwards Paper Company, Port Edwards, Wisc.
- Marathon Paper Mills Company, Rothschild, Wisconsin.
- Nekoosa Paer Company page 2.
- Rhinelander Paper Company history.
- Consolidated Water Power & Paper Company, Wisconsin Rapids, Wisc.
- Hammermill Paper Company.
- Marathon Paper Company history.
- The Big Cottonwood Power Transmission.
- Interior of the Drum Power Plant.
- LA GRANGE POWER PLANT HISTORY.