Program: HathiTrust Digital Library
- Publisher: Copper Development Association
- Print ISSN: 0589-6800
- Electronic ISSN: 0589-6800
- OCLC Number: 2483761
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
no.1-16 1957-1962; no.17-30 1963-1966
|
committed to retain | 2012-09-03 | HTDL |
|