Program: HathiTrust Digital Library
- Publisher: U.S. Environmental Protection Agency, Office of Research and Development, National Environmental Research Center
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 351551385
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
Materials | Archive Action | Date of Action | Program | Status/Note |
---|---|---|---|---|
74-004 1974:May; 74-007
|
committed to retain | 2013-04-04 | HTDL |
|