- HOLYOKE TURBINE TESTING REPORT, CIRCA 1880.
- HOLYOKE TURBINE TESTING REPORT, CIRCA 1880.
- STATION B IN OREGON 4
- Company nameplate example.
- STATION B IN OREGON 5
- A vintage Curtiss propeller engine governor.
- PELTON WATER WHEEL COMPANY HISTORY.
- Vintage Hydroelectric Power Plant history.
- A vintage Curtiss propeller engine governor.
- STATION B IN OREGON.
- Water-power Chronicle.
- A vintage Curtiss propeller engine governor.
- A vintage Curtiss propeller engine governor.
- Cool name plates to purchase.
- A vintage Curtiss propeller engine governor.