Program: HathiTrust Digital Library
- Publisher: Dept. of Environmental Resources, Office of Resources Management, Bureau of Topographic and Geologic Survey
- Print ISSN: 0146-6666
- Electronic ISSN:
- OCLC Number: 1661293
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
no.1-3; no.5,7 1977,1979; 6-7 (1979); 1:2nd ed. (1982); 8 (1986); 9 1999; no.7
|
committed to retain | 2018-01-25 | HTDL |
|