- Commonly Used Gas Turbine Engine Symbols. 2.
- Gas Turbine Engine Glossary.
- Commonly Used Gas Turbine Engine Symbols.
- PMC blueprint history.
- PMC blueprint history.
- PMC blueprint history.
- PMC blueprint history.
- PMC blueprint history.
- PMC blueprint history.
- PMC blueprint history.
- Oldwoodward.com blueprint history.
- PMC blueprint history.
- PMC blueprint history.
- PMC blueprint history.
- Woodward Governor Company's patent number 3,251,373.