- Brad's vintage machine shop manufacturing history project.
- Prime Mover Control September 1959.
- Emerson-Brantingham Company.
- EMERSON-BRANTINGHAM
- DAVID EMANUAL SANDELL. FIFTY YEARS OF WOODWARD SERVICE.
- 6B
- Brad's Woodward Prime Mover Control History Project.
- March 1957 Plant News.
- Emerson-Brantingham Company.
- 2
- 6
- 2b
- 5
- 7
- 3