- WWII AREA DOUBLE-ACTING GOVERNOR.
- Woodward propeller governors type 5AA22 1P12-A and the CSSA series 210105.
- Woodward hydraulic governors in the oldwoodward.com collection.
- Woodward history is fun!
- Vintage Woodward governors on display.
- VINTAGE MULTI-ENGINE PROPELLER SYNCHRONIZER.
- Schematic diagram of a double-acting hydraulic governor.
- Manual on the double-acting governor.
- Manual on the double-acting governor.
- From the oldwoodward.com archives.
- From the oldwoodward.com archives.
- From the oldwoodward.com archives.
- For the history books.
- DOUBLE-ACTING GOVERNOR WITH ELECTRIC HEAD.
- DOUBLE-ACTING GOVERNOR WITH ELECTRIC HEAD.