# William Foster van Altena

> American astronomer

**Wikidata**: [Q63615124](https://www.wikidata.org/wiki/Q63615124)  
**Source**: https://4ort.xyz/entity/william-foster-van-altena


## References

1. IdRef
2. BnF authorities
3. Integrated Authority File
4. WorldCat Entities
5. Virtual International Authority File
6. data.bibliotheken.nl
7. Czech National Authority Database
8. NUKAT
9. CiNii Research
10. [Czech National Authority Database](https://aleph.nkp.cz/data/cnb.xml.gz)
11. Library of Congress Authorities