# Matthäus Haid

> geodesist (1853-1919)

**Wikidata**: [Q18279528](https://www.wikidata.org/wiki/Q18279528)  
**Source**: https://4ort.xyz/entity/matth-us-haid


## References

1. Integrated Authority File
2. Mathematics Genealogy Project
3. Virtual International Authority File
4. [Source](http://ka.stadtwiki.net/Matth%C3%A4us_Haid)
5. [Source](https://www.deutsche-biographie.de/sfz25471.html)