Transmission /
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Chicago :
Telephony Pub. Corp.,
[1973?]
|
| Subjects: |
| Item Description: | Reprinted from Telephony, the journal of the telephone industry. Includes index. |
|---|---|
| Physical Description: | 52 pages : illustrations ; 28 cm. |
| Bibliography: | Bibliography: page 51. |