FAQs & Film About the Eisenhower System of Interstate and Defense Highways
Construction Equipment
JUNE 30, 2016
(from an excerpt by David A Pfeiffer, National Archive s). In the summer of 1919, just months after the end of World War I, an expedition of 81 Army vehicles—a truck convoy—set out from Washington, D.C., for a trip across the country to San Francisco.
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