NASHHYTOR VACUUM PUMP AND MOTOR IN THE FILTER CAKE HOUSE LOOKING NORTH. Steel Duquesne Works, Basic Oxygen Steelmaking Plant, Along Monongahela River, Duquesne, Allegheny County, PA Steel Corporation USX Corporation DorrOliver Company Pecor [furnace manufacturer] WilsonSnyder AllisChalmers American Air Filter Company NashHytor [pump manufacturer] Delaval [machinery manufacturer] Stupich, Martin, photographer

---

Size: 4494px × 5562px
Photo credit: © Tango Images / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: