Okla. Stat. tit. 69, § 69-1698.338: USAF Capt. Nick Karpis Vietnam Veteran Memorial

Highway.

The section of State Highway 78 beginning just north of the

intersection of State Highway 22 extending northwesterly to the

eastern municipal limits of Milburn in Johnston County shall be

designated as the "USAF Capt. Nick Karpis Vietnam Veteran Memorial

Highway". The Department of Transportation shall cause suitable

permanent markers bearing that name to be placed on the highway.