Program: HathiTrust Digital Library
- Publisher: Illinois State Geological Survey
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 6208580
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1980-81; 1982:B-D; 1983:D; 1984:A-C; 1985:A-D; 1986:B-C; 1987:A-C; 1988:C-D; 1989:D; 1989:A-B; 1990:A-D; 1991:A-D; 1992:B; 1992:A
|
committed to retain | 2015-11-16 | HTDL |
|