Browse Subjects

Thumbnail Subject(s) Description Add to Shoebox

Scrap Copper

Natural Resources, Industries, [Piles of scrap copper sit by the side of a railroad track.]

Scanned: October 28, 2014


Scrap Metal

Natural Resources, Industries, [Large pile of scrap copper.]

Scanned: October 28, 2014


Scrap Metal

Natural Resources, Industries, Persons [People sort through scrap metal that has been deposited near waste rock piles.]

Scanned: October 28, 2014


Scrap Metal

Natural Resources, Industries, Persons [Two workers sort through scrap metal being held in a train car. A industrial magnet hangs above their heads.]

Scanned: October 28, 2014


Ammonia Leaching

Metal Trade, Persons, Ammonia leaching. [Men work in an ammonia leaching plant in the Copper Country of Michigan.]

Scanned: October 29, 2014


Ammonia Leaching Plant

Metal Trade, Industries, Ammonia Leaching Plant

Scanned: October 29, 2014


Agriculture

Persons, Agriculture, [A man takes the tme to admire a crop of strawberries.]

Scanned: December 21, 2010


Ammonia Leaching

Metal Trade, Industries, Ammonia Leaching. [A man looks at the camera as he sprays metal with water as a part of the ammonia leaching process.]

Scanned: October 29, 2014


Ammonia Leaching

Metal Trade, Industries, Ammonia Leaching. [Image shows the inside of an ammonia leaching plant.]

Scanned: October 29, 2014


Ammonia Leaching

Metal Trade, Industries, Ammonia Leaching. [Image shows the inside of an ammonia leaching plant.]

Scanned: October 29, 2014