Program: HathiTrust Digital Library
- Publisher: Iowa Geological Survey
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 19300515
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
no.5 1967; no.7 1972; no.8 1973; no.10 1975; no.10-12 1975-76; no.11 1976; no.33 1978; no.14 1979; no.15 1979; no.16 1979; no.17 1979; no.18 1979; no.20 1979; no.32 1979; no.21 1980; no.23 1980; no.24 1980; no.25 1980; no.26 1980-81; no.26 1981; no.27 1981; no.29 1978-1982; no.28 1982; no.29 1982
|
committed to retain | 2019-06-02 | HTDL |
|