Oklahoma U.S. Highway 66
![Oklahoma U.S. Highway 66 sign.](img/OK/OK19700664i1.jpg)
1970 specification highway marker.
US-66 sign - either the genuine article, intended for green guide sign use, or a replica assembled from surplus parts. 24x24 inch size.
1970 specification highway marker.
US-66 sign - either the genuine article, intended for green guide sign use, or a replica assembled from surplus parts. 24x24 inch size.