TELEPHONY
ATKINSON, J.1950
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Main title:
TELEPHONY / J. ATKINSON.
Author:
Edition:
1st ed.
Imprint:
1950.
Notes:
A DETAILED EXPOSITION OF THE TELEPHONE EXCHANGE SYSTEMS OF THE BRITISH POST OFFICE: VOL 2.
Dewey class:
621.385
Language:
English
BRN:
1245929