Western Electric microphone
MLA
Not Available. "Western Electric microphone." Georgia State University. Special Collections. 1910/1989, http://digitalcollections.library.gsu.edu/cdm/ref/collection/broadcast/id/2168.
APA
Not Available (1910/1989). Western Electric microphone. Retrieved from http://digitalcollections.library.gsu.edu/cdm/ref/collection/broadcast/id/2168
Chicago
Not Available. "Western Electric microphone." 1910/1989. June 25, 2025. http://digitalcollections.library.gsu.edu/cdm/ref/collection/broadcast/id/2168.
