OBITUARY INFORMATION FROM FIND-A-GRAVE WEBSITE:
Franklin Delbert “Frank” Duffy
BIRTH 10 Oct 1913, Chicago, Cook County, Illinois, USA
DEATH 16 Jan 1991 (aged 77), Valparaiso, Porter County, Indiana, USA
BURIAL Evergreen Memorial Park, Hobart, Lake County, Indiana, USA
MEMORIAL ID 158064290
This information and the picture below were obtained from: https://www.findagrave.com/memorial/158064290/franklin-delbert-duffy. The picture above was obtained from the 1931 Aurora yearbook, where Frank is listed as a sophomore, made available by the Lake County Public Library, at: https://archive.org/details/HOHS1931Images/.