# XB-39 Superfortress

> prototype bomber aircraft by Boeing

**Wikidata**: [Q580897](https://www.wikidata.org/wiki/Q580897)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Boeing_XB-39_Superfortress)  
**Source**: https://4ort.xyz/entity/xb-39-superfortress


## References

1. Freebase Data Dumps. 2013