- IMPULSE TURBINES BY SMITH. BULLETIN 138.
- SPECIFICATIONS FOR SIZE C WATER WHEEL GOVERNOR.
- VERTICAL MODEL COMPENSATING WATER WHEEL GOVERNOR.
- Woodward instruction booklet sent with letter dated 11-24-1926.
- WOODWARD WATER WHEEL GOVERNOR CATALOGUE M.
- This catalogue was sent with the Woodward letter dated 11-1926.
- CATALOG M FORWARD PAGE.
- Woodward data processing flow chart. Show me the data!
- Elmer Woodward's new oil pressure relay valve water wheel governor ca 1912.
- Woodward and the James Leffel Company go way back in history.
- Leffel hydraulic turbines since 1862.
- Woodward and the James Leffel Company go way back in history.
- SAMSON WATER TURBINE CATALOGUE.
- James Leffel & Company advertisement.
- resolver