(2932) International Salt Mines, Detroit, 1971

Posted April 28th, 2010 by eclemens
in

300 feet below street level, a worker supervises the conveyor belt as it carries chunks of rock salt towards the surface from the International Salt Mine, Detroit, Michigan.

(2932) International Salt Mines, Detroit, 1971
Date: 
1971-01-14
Physdesc: 
Photograph
Photographer: 
Tony Spina
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