Date: | 1953 |
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Description: | Man on a TD-24 crawler tractor looks down over International Harvester's Phoenix Proving Ground. Opened in 1947, the proving ground was used by Internation... |
Date: | 1953 |
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Description: | Men operate three International Harvester earthmovers at the company's Phoenix Proving Grounds. |
Date: | 1953 |
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Description: | A man uses an International RF-190 series truck with a cement mixer platform body while parked in front of a partially built structure. |
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