Program: HathiTrust Digital Library
- Publisher: Environmental Protection Agency, Office of Air, Noise, and Radiation, Office of Air Quality Planning and Standards
- Print ISSN: 0093-8165
- Electronic ISSN:
- OCLC Number: 1793109
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1972; no.74-007; no.74-010; 1972 no.74-001; no.74-011 1973; 1975; no.76-011; no.76-027; 972/4; 974/4; 976; 977
|
committed to retain | 2020-01-27 | HTDL |
|