# periscope

> installation at the Sonnenhof school building in the city of Bern, Switzerland

**Wikidata**: [Q83303630](https://www.wikidata.org/wiki/Q83303630)  
**Source**: https://4ort.xyz/entity/periscope-q83303630


## References

1. [Source](http://www.tamba-wyder.ch/werke/werk_16.html)
2. [Source](http://www.tamba-wyder.ch/werke/Text_zu_Werk_16.pdf)
3. [Source](https://www.openstreetmap.org/relation/10589024)