Program: HathiTrust Digital Library
- Publisher: U.S. Dept. of Health, Education, and Welfare, Public Health Service, Division of Water Supply and Pollution Control, Basic Data Branch
- Print ISSN: 0741-1480
- Electronic ISSN:
- OCLC Number: 8030118
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1961-1964 1961-1964; 1960/1967
|
committed to retain | 2019-08-02 | HTDL |
|