Date: | 1953 |
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Description: | Men operate three International Harvester earthmovers at the company's Phoenix Proving Grounds. |
Date: | |
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Description: | Man driving yellow Scout on road near the visitor center for the Kitt Peak National Observatory. Men and women are standing near the entrance, and the obse... |
Date: | 1957 |
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Description: | Elevated view of a crane loading an International Payhauler for earth removal. One man is standing near the crane on the left, and another man is standing ... |
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