# Harper

> American publishing company

**Wikidata**: [Q3127696](https://www.wikidata.org/wiki/Q3127696)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Harper_(publisher))  
**Source**: https://4ort.xyz/entity/harper-q3127696


## References

1. [Source](https://id.loc.gov/authorities/names/n80051838.html)
2. archINFORM
3. [Source](https://norman.hrc.utexas.edu/fasearch/findingAid.cfm?eadid=01380)
4. [Geographicus Rare Antique Maps biographical dictionary of cartographers](https://www.geographicus.com/P/RareMaps/harpers)
5. [Source](https://www.archinform.net/service/wd_aiarch.php)
6. [I Am Papa Snap and These Are My Favorite No Such Stories.](https://www.stedelijk.nl/nl/collectie/84149-tomi-ungerer-i-am-papa-snap-and-these-are-my-favorite-no-such-stories.)
7. [Snail, where are you?](https://www.stedelijk.nl/nl/collectie/85384-tomi-ungerer-snail-where-are-you)
8. National Library of Israel Names and Subjects Authority File