Telephony
Subtitle: a detailed exposition of the telephone exchange systems of the British Post Office
By: J. Atkinson. Vol. 1, General principles and manual exchange systems.
Contributors: Herbert, Thomas Ernest.; Procter, William Skirrow.
Edition: New ed.
Publisher: Pitman
Published: 1970
Place of publication: London
Language: eng
Notes: Previous ed. 1932.

New edition of Telephony by Herbert & Procter.