Blackburn's map of international four states highway, U.S. 93 north from Las Vegas from Canada through Montana, Idaho, Nevada and California to Mexico
International Four States Highway Association
Date (Unknown or estimated)
Map of four state highway route.
ca. approx. 1:7,000,000
UM Call Number
West (U.S.) Maps. Montana Maps. Idaho Maps. Nevada Maps. California Maps
Maureen and Mike Mansfield Library, Archives & Special Collections
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