- M22
- PMC Dec 1965 12
- TYPE IC GOVERNOR 010
- The Rockford Water Power District
- WOODWARD UG32 GOVERNOR BULLETIN No 03014 004
- EMERSON-BRANTINGTHAM COMPANY HISTORY
- Vintage Woodward governors on display.
- 7
- WOODWARD HYDRAULIC GOVERNORS FOR ALL PRIME MOVERS.
- A Woodward Company history painting of their governor applications.
- The Pointe Precision Company.
- Pointe's the Way to Precision Quality.
- 14
- 1982 8
- PMC February 1985. Page 6.