It shall be the duty of the secretary of transportation with the cooperation of the governing body of each city and county to designate and mark the primary route of the historic Oregon Trail in Kansas as described in the National Park Service comprehensive management and use plan, by placing suitable signs in locations where the trail travels on public highways and crosses public highways. The secretary may accept and administer gifts and donations to aid in obtaining suitable signs bearing the proper approved inscription.
K.S.A. 68-1032