- Inventory number: 338301
- Language: EN
- Type: B
- Call number: 621.385
- Author number: J75
- Title: INTRODVCTION TO TELEPHONY AND TELEGRAPHY
- Author: JOLLEY,E.H
- Place of publication and publisher: ALLAHABAD:A.H.HEELER&CO.PRIVATE LIMITED
- Publication date: 1987
- Pages: 413
- Notes: INDEXS 405-413 AND PICTURE
- Subject: WIRE TELEGRAPHY
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