- Researching and documenting the evolution of the Woodward governor.
- A vintage Rockford machine shop manufacturing history project.
- 01
- 7
- 6
- 5
- W. F. & John Barnes Company.
- GREENLEE BROS & COMPANY.
- MADE IN ROCKFORD, ILLINOIS, U.S.A.
- A vintage Rockford machine shop manufacturing history project.
- A vintage Rockford machine shop manufacturing history project.
- A vintage Rockford machine shop manufacturing history project.
- uva.x001040837-seq 573
- INGERSOLL MILLING COMPANY, CIRCA 1925
- SAMSON TURBINE WATER WHEEL HISTORY.