Boletim magnético do Observatório Nacional /
- Publisher: Observatório Nacional do Rio de Janeiro
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 4684243
- Subject: Geomagnetism.
- Subject code: QC
- Publication history: Began with issue for: 1924/1925.
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1924-1925; 1927-1928 | permanent |
| Linda Hall Library of Science, Engineering & Technology (LHL) | Linda Hall Library of Science, Engineering & Technology | (1924/1925-1944) |