Program: HathiTrust Digital Library
- Publisher: U.S. Environmental Protection Agency, Office of Regional and Intergovernmental Operations
- Print ISSN: 0099-2275
- Electronic ISSN: 0099-2275
- OCLC Number: 2243320
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1974-80 (W/O 1978); 1977-80 (W/O 1978); 976; 979
|
committed to retain | 2017-04-20 | HTDL |
|