Telephony : a manual of the design, construction, and operation of telephone exchanges. Pt. 1. The location of central offices
Arthur Vaughan Abbott
Bok Engelsk 1903
Utgitt | New York : McGraw-Hill , 1903
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Omfang | XIV, 155 s.
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Emner |
Utgitt | New York : McGraw-Hill , 1903
|
---|---|
Omfang | XIV, 155 s.
|
Emner |