Annual report.
- Publisher: Dept. of Natural Resources, Illinois State Geological Survey
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 37665550
- Subject: Geology Illinois Periodicals.
- Subject code: QE
- Publication history:
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1987/1988; 1989/1990-1990/1991; 1995/1996:2; 1995/1996:1; 1997-1998; 1995-2000; 2000-2008 | permanent |