Robert Broad was a mechanical engineering teacher at the Hobart High School in 1927-1929.                                                 .

OBITUARY INFORMATION FROM FIND-A-GRAVE WEBSITE:

Robert Elton Broad
BIRTH          1898, Illinois, USA
DEATH          2 Dec 1977 (aged 78–79), Chesterton, Porter County, Indiana, USA
BURIAL         Chesterton Cemetery, Chesterton, Porter County, Indiana, USA  Show Map
MEMORIAL ID    143512985

Son of Dr & Mrs Samuel Broad.
Husband of Mabel Broad.
Robert Broad was a teacher.

This information, including these pictures and articles, were obtained from: 
https://www.findagrave.com/memorial/143512985/robert-elton-broad#. The picture above was originally published in the 1927 HS Aurora yearbook.