Beginnings of telephony /
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
New York, London :
Harper & Brothers,
1929.
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| Subjects: |
| Item Description: | "First edition." |
|---|---|
| Physical Description: | xvii, 261 pages : illustrations, plates. ; 24 cm. |
| Bibliography: | "Sources of information consulted" : pages 239-244. |