Program: HathiTrust Digital Library
- Publisher: Postal, Telegraph and Telephone International
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 6608088
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.4-8 1960-1964; v.9-12 1964-1967; v.13-17 1968-1972; v.18-22 1973-1976; v.23-25 1977-1979
|
committed to retain | 2011-08-04 | HTDL |
|