- Documenting the evolution of the Woodward governor.
- WOODWARD 1957
- SUNDSTRAND 1957
- Sundstrand 1956 ad.
- SUNDSTRAND AVIATION.
- SUNDSTRAND 1954-8
- A Rockford Vintage Machine Shop Manufacturing History Project.
- A Rockford Vintage Machine Shop Manufacturing History Project.
- MANUAL # 33083C. TYPE 1 SYNCHROPHASER FOR LIGHT TWIN ENGINE AIRCRAFT.
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