Contribuiçoẽs do Observatório do Valongo.
- Publisher: Observatório do Valongo
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 13312260
- Subject: Sunspots Periodicals.
- Subject code: QB
- Publication history: No 1-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | no.6; no.7; no.8; no.9; no.10; no.11; no.12; no.13; no.14 | permanent |