# Doppelhaus Grundacher

> former farmhouse, stately home and current library building in Sarnen in the canton of Obwalden, Switzerland

**Wikidata**: [Q1550438](https://www.wikidata.org/wiki/Q1550438)  
**Source**: https://4ort.xyz/entity/doppelhaus-grundacher


## References

1. Swiss Inventory of Cultural Property of National Significance, February 2017
2. Swiss PCP Inventory 2023
3. Federal Register of Buildings and Dwellings
4. [Source](https://www.housing-stat.ch/de/query/egid.html?egid=276008)