Program: HathiTrust Digital Library
- Publisher: Lake Survey Center
- Print ISSN: 0090-2187
- Electronic ISSN:
- OCLC Number: 1784835
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1986; 1988; 1991-1992
|
committed to retain | 2018-05-28 | HTDL |
|