OBITUARY FROM FIND-A-GRAVE WEBSITE:

Maria Bertha Friedrich Carlson
BIRTH          11 Sep 1909, Hobart, Lake County, Indiana, USA
DEATH          12 Sep 1983 (aged 74), Park Forest, Cook County, Illinois, USA
BURIAL         Evergreen Memorial Park, Hobart, Lake County, Indiana, USA
MEMORIAL ID    157814153

This information and pictures were obtained from: https://www.findagrave.com/memorial/157814153/maria-bertha-carlson. The picture above was copied from the 1927 HHS Aurora yearbook.