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:Von Rump
First Name:Chester
Middle Name:C.
Volume:II
Issue:45
Date of Publication:October 12, 1929
Page:4