Source: The Broadcaster, December 1, 1927, to April 19, 1932 (newsletter published in St. Louis by the Arkansas-Missouri Plant Department, Southwestern Bell Telephone Company)
Location: Frances L. Dewey Papers, Archives
Last Name:Hagen
First Name:Howard
Middle Name:P.
Volume:IV
Issue:7
Date of Publication:May 15, 1931
Page:3