- A vintage Rockford, Illinois machine shop manufacturing history project.
- A vintage Rockford, Illinois machine shop manufacturing history project.
- A machine shop manufacturing advertisement from 1923.
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- A WOODWARD SUNDSTRAND APU GOVERNOR.
- A WOODWARD SUNDSTRAND APU GOVERNOR.
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- A ROLLS-ROYCE M250 GOVERNOR FUEL CONTROL.
- BARNS Swing Drill manufactured by the W.F. & John Barnes Company.
- A vintage machine shop manufacturing history project.
- A ROLLS-ROYCE M250 GOVERNOR FUEL CONTROL.
- A WOODWARD SUNDSTRAND APU GOVERNOR.
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