OBITUARY INFORMATION FROM FIND-A-GRAVE WEBSITE:

Richard F Trester
BIRTH           26 Dec 1915, Chicago, Cook County, Illinois, USA
DEATH          1999 (aged 83–84)
BURIAL         Evergreen Memorial Park, Hobart, Lake County, Indiana, USA
MEMORIAL ID    158773429

This information was obtained from: https://www.findagrave.com/memorial/158773429/richard-f-trester. The picture was obtained from the 1931 HHS Aurora yearbook (when Richard was a junion), made available by the Lake County Public Library, at: https://archive.org/details/HOHS1931Images/.