Back to Photos
Previous
Phelps Dodge refining company, El Paso, Texas. Crane lifting a sling of copper sheets
Next
Phelps Dodge refining company, El Paso, Texas. Casting copper ingots
Phelps Dodge refining company, El Paso, Texas. Sheets of pure copper, which had been formed by electrolysis in huge tanks, being melted now and cast into ingots
Phelps Dodge refining company, El Paso, Texas. Sheets of pure copper, which had been formed by electrolysis in huge tanks, being melted now and cast into ingots