Program: HathiTrust Digital Library
- Publisher: Radio Research Laboratories, Ministry of Posts and Telecommunications
- Print ISSN: 0389-8229
- Electronic ISSN:
- OCLC Number: 14274428
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
no.26-29 (1978-81) (lacks; no.48-51 (2001-04)
|
committed to retain | 2016-11-04 | HTDL |
|