Overview of Clayton Quayle
Quayle was last seen in Bozeman on June 6, 1978. In October of 1978, his car was found in the Revenue Flats area, approximately 5 miles southwest of Norris, MT. An extensive 8 day search of rural Norris yielded no results. Quayle was declared deceased in 1989 by the Montana 18th Judicial District Court. No sightings of Quayle have been reported since his disappearance. (Information retrieved from NamUs.gov)