Annual report of the director /
- Publisher: Carnegie Institution, California Institute of Technology
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 213810368
- Subject: Astronomy Periodicals.
- Subject code: QB
- Publication history: 1947-1948-1968-1969.
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1947/48-1956/57; 1957/58-1966/67; 1967/1968-1968/1969 | permanent |