- The Grand Coulee Dam.
- 16
- 7
- Theory of governor operation.
- 7
- 220
- 24
- NORTH AMERICAN MACHINE & COOPERAGE COMPANY.
- 12
- Photocopy of photograph, October 16, 1942. VIEW, LOOKING DOWNSTREAM, OF POWER HOUSE DURING FLOOD. (Courtesy of the Potomac Edison Company Library (Hagerstown, MD), Historical HAER WVA,2-HEDVI.V,1-51.tif
- Components-Lucas-1956-66889
- The Wisconsin State Historical Society building.
- 330
- 13
- 16