Employees at Columbia Steel Casting Company
Packing sand into a casting flask at Columbia Steel Casting Company
Worker at Columbia Steel Casting Company
Worker at Columbia Steel Casting Company
Worker at Columbia Steel Casting Company
Filling molds at Columbia Steel Casting Company
Worker at Columbia Steel Casting Company
Building a mold at Columbia Steel Casting Company
Worker at Columbia Steel Casting Company
Lifting stern frame castings with a crane at Columbia Steel Casting Company
A ship propeller at Columbia Steel Casting Company
Worker at Columbia Steel Casting Company
Worker at Columbia Steel Casting Company
Workers at Columbia Steel Casting Company
Crane ladle at Columbia Steel Casting Company
Worker at Columbia Steel Casting Company
Packing sand into a casting flask at Columbia Steel Casting Company
Workers at Columbia Steel Casting Company
Crane ladle at Columbia Steel Casting Company
Crane ladle at Columbia Steel Casting Company
Packing sand into a casting flask at Columbia Steel Casting Company
Filling flasks at Columbia Steel Casting Company
Workers at Columbia Steel Casting Company
Workers at Columbia Steel Casting Company
Making mold cavity inserts at Columbia Steel Casting Company
Mold-making at Columbia Steel Casting Company
Furnace at Columbia Steel Casting Company
Pouring steel into a flask in the Columbia Steel Casting Company foundry
