
Year : 1963
State : NV
Inter 1 :I80
Inter 2 :I80
Interstate Route 80 head toward Golconda Summit in western Nevada.

Year : 1967
State : NV
Inter 1 :I15
Inter 2 :I15
Nevada- Tropicana Interchange on Interstate 15 looking Northeast toward downtown Las Vegas. Old U.S. 91 is parallel to Interstate 15.