# YB-40 Flying Fortress

> bomber aircraft prototype model by Boeing

**Wikidata**: [Q573645](https://www.wikidata.org/wiki/Q573645)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Boeing_YB-40_Flying_Fortress)  
**Source**: https://4ort.xyz/entity/yb-40-flying-fortress


## References

1. Freebase Data Dumps. 2013