- A machine shop manufacturing advertisement from 1923.
- A machine shop manufacturing advertisement from 1923.
- A machine shop manufacturing advertisement from 1923.
- A machine shop manufacturing advertisement from 1923.
- A machine shop manufacturing advertisement from 1923.
- A page out of the 1987 Woodward Prime Mover Control publication
- A slice of American Railroad history.
- A slice of diesel locomotve history in color.
- A slice of diesel locomotve history in color.
- A vintage machine shop manufacturing history project.
- A vintage machine shop manufacturing history project.
- A vintage manufacturing parts history project.
- A vintage manufacturing parts history project.
- A vintage Rockford machine shop manufacturing history project.
- A Wisconsin brewery history project.