# Perf

> river in Germany, tributary of the Lahn

**Wikidata**: [Q878384](https://www.wikidata.org/wiki/Q878384)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Perf_(Lahn))  
**Source**: https://4ort.xyz/entity/perf-q878384


## References

1. [Source](http://www.lanuv.nrw.de/fileadmin/lanuv/wasser/pdf/Gewaesserverzeichnis%20GSK3C.xls)
2. GeoNames