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Title: 
They move the earth
Author: 
R. Mahoney
Article Date: 
March 17, 1957
Article Abstract: 
Work at the Caterpillar Tractor Co. proving ground in the White Tanks mountains
Language: 
English
Journal Title: 
Ariz Days & Ways
Page Number(s): 
7-9
Rights: 
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Subject Headings: