OBITUARY INFORMATION FROM FIND-A-GRAVE WEBSITE:

Ruth Clara Gill Davidson
BIRTH          15 Jul 1906, Lake County, Indiana, USA
DEATH          28 Jan 1972 (aged 65), Gary, Lake County, Indiana, USA
BURIAL         Calumet Park Cemetery, Merrillville, Lake County, Indiana, USA
MEMORIAL ID    190162114

This information was obtained from: https://www.findagrave.com/memorial/190162114/ruth-clara-davidson.  The picture above was obtained from the 1923 HHS Memories yearbook, made available by the Lake County Public Library, at: https://archive.org/details/HOHS1923Images/.