# United States Hydrographic Office

> U.S. agency that prepares and publishes maps, charts, and nautical books required in navigation

**Wikidata**: [Q7890686](https://www.wikidata.org/wiki/Q7890686)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/United_States_Hydrographic_Office)  
**Source**: https://4ort.xyz/entity/united-states-hydrographic-office


## References

1. [Source](https://www.archives.gov/research/guide-fed-records/groups/037.html)
2. [1947](https://n2t.net/ark:/33862/collect/729021)
3. Virtual International Authority File
4. CiNii Research
5. [Geographicus Rare Antique Maps biographical dictionary of cartographers](https://www.geographicus.com/P/RareMaps/hydrographicoffice)
6. [1963](https://n2t.net/ark:/33862/collect/729020)
7. [1902](https://n2t.net/ark:/33862/collect/522350)
8. National Library of Israel Names and Subjects Authority File