found: His The great good place, 1989:CIP t.p. (Ray Oldenburg) pref. (signed in: Pensacola)
found: NUCMC data from Univ. of West Fla., Spec. Coll. Dept. for Literary works, [19--](Carl Oldenburg)
found: Contemporary authors internet site, Nov. 19, 1999(Oldenburg, Ray; b. Apr. 7, 1932, in Mankato, Minn.; professor, Univ. of West Fla., Pensacola; author of Frog croaks)
found: Email from Judith Oldenburg, Nov. 19, 1999(My husband, Ramon (Ray) Oldenburg - who refuses to learn to use the internet - has asked me to let you know that he is, indeed, the author of "Frog Croaks". There were reasons he used the name Carl Oldenburg when he wrote the book but we can't remember them)
found: His Tretʹe mesto, 2014:t.p. (Reĭ Olʹdenburg)