Field trip guide leaflet.
- Publisher: Illinois State Geological Survey
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 6208580
- Subject: Geology Illinois.
- Subject code: QE
- Publication history: Began with 1978B and ceased with 1989A (April 15, 1989).
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 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 | permanent |