# surveying instrument

> A surveying instrument is any tool or device used by surveyors to measure distances, angles, elevations, and directions on the earth’s surface.

**Wikidata**: [Q97376637](https://www.wikidata.org/wiki/Q97376637)  
**Source**: https://4ort.xyz/entity/surveying-instrument


## References

1. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=23070)
2. Integrated Authority File
3. FactGrid
4. National Library of Israel Names and Subjects Authority File