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The graphic laboratory of popular science : ingots of aluminum
Ingots of aluminum are ready to be rolled.
15.5 x 10.2 cm
black and white
- still image
- These materials are either in the public domain, according to U.S. copyright law, or permission has been obtained from rights owners. The digital version and supplementary materials are available for all educational uses worldwide.
- The Janet A. Ginsburg Chicago Tribune Image Collection
- Chicago Sunday Tribune (June 27, 1937), p. 10