# O. Lehn Franke

> hydrologist

**Wikidata**: [Q107309214](https://www.wikidata.org/wiki/Q107309214)  
**Source**: https://4ort.xyz/entity/o-lehn-franke


## References

1. [Source](https://primo.bibliothek.kit.edu/primo_library/libweb/action/dlDisplay.do?vid=KIT&docId=KITSRC071748431)
2. Library of Congress Authorities
3. National Library of Israel Names and Subjects Authority File