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World War, 1939-1945--Economic & industrial aspects--Oregon--Portland With digital objects English
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Checking a mold at Columbia Steel Casting Company
Checking a mold at Columbia Steel Casting Company
Workers at Columbia Steel Casting Company
Workers at Columbia Steel Casting Company
Cleaning a mold at Columbia Steel Casting Company
Cleaning a mold at Columbia Steel Casting Company
Cleaning a steel-cast component at Columbia Steel Casting Company
Cleaning a steel-cast component at Columbia Steel Casting Company
Welder at Columbia Steel Casting Company
Welder at Columbia Steel Casting Company
Operating above-ground molding equipment at Columbia Steel Casting Company
Operating above-ground molding equipment at Columbia Steel Casting Company
Workers at Columbia Steel Casting Company
Workers at Columbia Steel Casting Company
Operating above-ground molding equipment at Columbia Steel Casting Company
Operating above-ground molding equipment at Columbia Steel Casting Company
Grinding seams on steel-cast components at Columbia Steel Casting Company
Grinding seams on steel-cast components at Columbia Steel Casting Company
Worker at Columbia Steel Casting Company
Worker at Columbia Steel Casting Company
Cleaning a steel-cast component at Columbia Steel Casting Company
Cleaning a steel-cast component at Columbia Steel Casting Company
Worker at Columbia Steel Casting Company
Worker at Columbia Steel Casting Company
Packing sand into a casting flask at Columbia Steel Casting Company
Packing sand into a casting flask at Columbia Steel Casting Company
Molding hull castings at Columbia Steel Casting Company
Molding hull castings at Columbia Steel Casting Company
Cleaning and finish grinding a steel propeller at Columbia Steel Casting Company
Cleaning and finish grinding a steel propeller at Columbia Steel Casting Company
Interior view of a mold at Columbia Steel Casting Company
Interior view of a mold at Columbia Steel Casting Company
Finish work on steel-cast components at Columbia Steel Casting Company
Finish work on steel-cast components at Columbia Steel Casting Company
Finish work on a stern frame casting at Columbia Steel Casting Company
Finish work on a stern frame casting at Columbia Steel Casting Company
Finish work on steel-cast components at Columbia Steel Casting Company
Finish work on steel-cast components at Columbia Steel Casting Company
Welder at Columbia Steel Casting Company
Welder at Columbia Steel Casting Company
Cleaning room at Columbia Steel Casting Company
Cleaning room at Columbia Steel Casting Company
Welder at Columbia Steel Casting Company
Welder at Columbia Steel Casting Company
Welders at Columbia Steel Casting Company
Welders at Columbia Steel Casting Company
Finish work on steel-cast components at Columbia Steel Casting Company
Finish work on steel-cast components at Columbia Steel Casting Company
Cleaning skeg from castings at Columbia Steel Casting Company
Cleaning skeg from castings at Columbia Steel Casting Company
Cleaning steel-cast components at Columbia Steel Casting Company
Cleaning steel-cast components at Columbia Steel Casting Company
Cleaning steel-cast components at Columbia Steel Casting Company
Cleaning steel-cast components at Columbia Steel Casting Company
Moving steel-cast components at Columbia Steel Casting Company
Moving steel-cast components at Columbia Steel Casting Company
Results 57 to 84 of 715