Program: HathiTrust Digital Library
- Publisher: Optosonic Press
- Print ISSN: 8756-9345
- Electronic ISSN:
- OCLC Number: 1645306
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1969-1970; 1971-72
|
committed to retain | 2012-07-06 | HTDL |
|