Program: HathiTrust Digital Library
- Publisher: Ritterbach, etc
- Print ISSN: 0454-6539
- Electronic ISSN:
- OCLC Number: 4110268
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1985-1986; 1989-1991
|
committed to retain | 2012-09-06 | HTDL |
|