Program: HathiTrust Digital Library
- Publisher: U.S. Environmental Protection Agency, Water Planning Division
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 6349513
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1980:Mar.*; 980/1; 979
|
committed to retain | 2010-11-15 | HTDL |
|