Program: HathiTrust Digital Library
- Publisher: U.S. Dept. of Agriculture, Science and Education Staff
- Print ISSN: 0090-810X
- Electronic ISSN:
- OCLC Number: 3289255
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1972; Suppl.
|
committed to retain | 2018-05-11 | HTDL |
|