# Oberursel U.I

> 1910s German piston aircraft engine

**Wikidata**: [Q780762](https://www.wikidata.org/wiki/Q780762)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Oberursel_U.I)  
**Source**: https://4ort.xyz/entity/oberursel-u-i


## References

1. The Complete Encyclopedia of Flight 1848-1939, Chartwell Edition