- N14
- N15
- Proposed Water Power Development at Shawinigan Falls.
- A vintage water wheel machine shop manufacturing history project.
- A vintage water wheel machine shop manufacturing history project.
- The James River, Va Water-Power Development. 1.
- The New American Turbine.
- VICTOR TURBINES.
- The James River, Va Water-Power Development Powerhouse.
- The James River, Va Water-Power Development. 2.
- A vintage machine shop manufacturing history project.
- THE PELTON WATER WHEEL COMPANY.
- THE JAMES LEFFEL & COMPANY HISTORY PROJECT.
- A vintage governor advertisement project.
- A Vintage machine shop manufacturing history project.