Adding later iterations of US 93.

Adding later iterations of US 93.

Adding later iterations of US 93.

Adding later iterations of US 93.

Adding later iterations of US 93.

Adding later iterations of US 93.

Adding later iterations of US 93.

Adding later iterations of US 93.

Adding later iteration of US 93.

Added start and end dates to AZ 93.

Extended AZ 93 east.

Modifying start dates on Route 66.

Modifying start dates on Route 66.

Added rails and roads near Kingman.

Added US 66 1926-1951 between McConnico and Goldroad.

Added US 66 1926-1951 between McConnico and Goldroad.

Added US 66 1926-1951 between McConnico and Goldroad.

Added US 66 1926-1951 between McConnico and Goldroad.

Added US 66 1926-1951 between McConnico and Goldroad.

Added US 66 1926-1951 between McConnico and Goldroad.