# Magdeburg hemispheres

> pair of large copper hemispheres designed by Otto von Guericke

**Wikidata**: [Q23361](https://www.wikidata.org/wiki/Q23361)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Magdeburg_hemispheres)  
**Source**: https://4ort.xyz/entity/magdeburg-hemispheres


## References

1. Freebase Data Dumps. 2013