# Charles Spackmann Barker

> British organbuilder and inventor of the Barker pneumatic lever (1807–1879)

**Wikidata**: [Q1066104](https://www.wikidata.org/wiki/Q1066104)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Charles_S._Barker)  
**Source**: https://4ort.xyz/entity/charles-spackmann-barker


## References

1. Freebase Data Dumps. 2013