OBITUARY INFORMATION FROM FIND-A-GRAVE WEBSITE:

Carol Jeanne “Jean” Hallas Ehrhardt
BIRTH          8 Jan 1935
DEATH          26 Dec 1991 (aged 56)
BURIAL         Oak Hill Cemetery, Crawfordsville, Montgomery County, Indiana, USA 
MEMORIAL ID    118969730

This information and the picture below were obtained from: https://www.findagrave.com/memorial/118969730/carol-jeanne-ehrhardt.  The picture above was obtained from the 1953 HHS Memories yearbook, made available by the Lake County Public Library, at: https://archive.org/details/HOHS1953Images/.