# Keystone XLB-3

> Prototype Biplane Bomber

**Wikidata**: [Q3195881](https://www.wikidata.org/wiki/Q3195881)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Keystone_XLB-3)  
**Source**: https://4ort.xyz/entity/keystone-xlb-3


## References

1. Freebase Data Dumps. 2013