# Q37947022

> building in Innere Stadt, Austria

**Wikidata**: [Q37947022](https://www.wikidata.org/wiki/Q37947022)  
**Source**: https://4ort.xyz/entity/q37947022


## References

1. [Wiki Loves Monuments monuments database. 2017](https://tools.wmflabs.org/heritage/api/api.php?action=search&format=json&srcountry=at&srlanguage=de&srid=29312)
2. archINFORM
3. [Source](https://sammlung.wienmuseum.at/en/object/1045633-allgemeine-bauzeitung-jg-31-1866-tafel-32-wohnhaus-des-herrn-ludwig-ladenburg-in-wien-opernring-17-aufriss/)
4. [archINFORM](https://www.archinform.net/service/wd_aipro.php)