Program: HathiTrust Digital Library
- Publisher: Horizon Press
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 6217265
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1955-1956; 1958; 1960
|
committed to retain | 2012-07-20 | HTDL |
|