Program: HathiTrust Digital Library
- Publisher: Office of Research and Development, U.S. Environmental Protection Agency
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 351740401
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
74-005h 1975:Feb.; 74-005i 1975:Nov.; 74-005e 1975:Nov.; 74-005f 1975:Nov.; 74-005o 1976:March; 74-005g 1976:March; 74-005k 1976:April; 74-005p
|
committed to retain | 2013-04-04 | HTDL |
|