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:	Hartzke
First Name:	Art
Volume:	III
Issue:	13
Date of Publication:	March 1, 1930
Page:	4