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George Nimon on caterpillar tractor during road construction in Eagle County, Colorado.
[Title supplied from catalog prepared by the Eagle County Historical Society.]
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George Nimon driving road construction equipment in Eagle County.
[Title supplied from catalog prepared by the Eagle County Historical Society.]
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Road construction in Eagle County. Side view of the tractor and grader used in the process.
[Title supplied from catalog prepared by the Eagle County Historical Society.]
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First use of mechanized graders on gravel roads in Eagle County, Colorado.