Arizona Interstate 10
![Arizona Interstate 10 sign.](img/AZ/AZ19880101i1.jpg)
1978 specification reassurance marker.
1988 guide sign on old US-80 in Phoenix.
Photo by Jake Bear, 10/16/2006.
1978 specification reassurance marker.
1988 guide sign on old US-80 in Phoenix.
Photo by Jake Bear, 10/16/2006.