I think I found your family tree, Tims Family, ancestry.com. It's very complete and I guess you're looking for a local obituary or newspaper article. Unfortunately, there isn't an obituary volunteer in San Bernardino Co.
You might have to contact your local library and ask them to get the newspaper microfilm reels and then look at them at your local library.
You might want to contact the San Bernardino History Central, www.sbhistoricalsociety.com/ to see if they have obituaries.
I looked for their burial at the following cemeteries but didn't find them: