OBITUARY FROM FIND-A-GRAVE WEBSITE:

Thelma Naomi White Addison
BIRTH          1912
DEATH          1983 (aged 70–71)
BURIAL         Evergreen Memorial Park, Hobart, Lake County, Indiana, USA
MEMORIAL ID    157568263

This infomation and the picture below were obtained from: https://www.findagrave.com/memorial/157568263/thelma-naomi-addison.
 The picture above was obtained from the HHS 1930 Aurora yearbook (when Thelma was a freshman), made available by the Lake County Public Library, at: https://archive.org/details/HOHS1930Images/.

OBITUARY INFORMATION FROM FAMILY SEARCH WEBSITE:

Brief Life History of Thelma Naomi

When Thelma Naomi White was born on 2 December 1912, in Chicago, Cook, Illinois, United States, her father, Earl Grant White, was 24 and her mother, Beatrice Analine Otto, was 24. She lived in Gary, Lake, Indiana, United States in 1920 and Hobart, Ross Township, Lake, Indiana, United States for about 20 years. She died on 29 December 1983, in Crown Point, Center Township, Lake, Indiana, United States, at the age of 71, and was buried in Hobart, Ross Township, Lake, Indiana, United States.

This and other information was obtained from https://www.familysearch.org/tree/person/about/L1V4-DRM.