Program: HathiTrust Digital Library
- Publisher: Phelon, Sheldon & Marsar
- Print ISSN: 0094-0453
- Electronic ISSN:
- OCLC Number: 1793585
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1979; 1984; 1987; 1989-1990
|
committed to retain | 2014-11-11 | HTDL |
|