No obituary was found in the San Diego Union / San Diego Tribune / San Diego Union-Tribune index for Frank JONAS (d. June 1985).
However, this entry was found that mentions a Frank JONAS -
The San Diego Tribune, San Diego, California, March 29, 1985, page B-6 - Names & Notes
* Pfc. Jon F. Jonas, son of Frank Jonas of Oceanside, has completed basic training at Fort Dix, N.J. His wife, Betsy, is a daughter of Joe and Julie Linko of Oceanside. Jonas is a 1983 graduate of National University, Vista.