# Boeing 307

> US airliner with 4 piston engines, 1938

**Wikidata**: [Q890178](https://www.wikidata.org/wiki/Q890178)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Boeing_307_Stratoliner)  
**Source**: https://4ort.xyz/entity/boeing-307


## References

1. Freebase Data Dumps. 2013