Program: HathiTrust Digital Library
- Publisher: Industrial Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency
- Print ISSN: 0270-4315
- Electronic ISSN:
- OCLC Number: 5778409
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
6/1-2; 6/3-4
|
committed to retain | 2017-04-17 | HTDL |
|