According to
http://familytreemaker.genealogy.com/users/g/l/e/Vianna-A-Gl...Dale remarried and fathered twins in Costa Rica.
I knew a Dale Gleason married to Carol Eileen Hollister in Woodacre CA in 1969. After her returned from a sailing he and carol lived briefly on Siskiyou county north of my Shasta. I last had contact with them in 1970.