Program: HathiTrust Digital Library
- Publisher: PennWell Pub. Co., etc
- Print ISSN: 0195-590X
- Electronic ISSN:
- OCLC Number: 4891003
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1979
|
committed to retain | 2009-07-18 | HTDL |
|