Principles of the telephone
By: prepared in the Extension Division of the University of Wisconsin, by Cyril M. Jansky and Daniel C. Faber.
Contributors: Faber, Daniel Cleveland, b. 1885.; University of Wisconsin. University Extension Division.
Edition: 1st ed.
Series: Industrial education series; Industrial education series (New York, N.Y.)
Publisher: McGraw-Hill
Published: 1916
Place of publication: New York
Language: eng
Subjects: Telephone