Program: HathiTrust Digital Library
- Publisher: U.S. National Science Foundation; [For sale by the Supt. of Docs., U.S. Govt. Print. Off.]
- Print ISSN: 0083-2359
- Electronic ISSN:
- OCLC Number: 2480641
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.12; v.12-14; v.12-15 yr.1961/64-1964/67; v.14-16; v.15-17; v.15-17 1965-1969; yr.1967/68-1968/69; yr.1969/70; v.17-19; v.18-19; v.22-26
|
committed to retain | 2022-11-15 | HTDL |
|