# Postamt O 27
**Wikidata**: [Q105045356](https://www.wikidata.org/wiki/Q105045356)  
**Source**: https://4ort.xyz/entity/postamt-o-27


## References

1. Berliner Adressbuch
2. [Source](https://digital.zlb.de/viewer/image/16173899_1912/808/LOG_0216/#xywh=2483,343,1118,916)
3. [Source](https://digital.zlb.de/viewer/image/16173899_1907/1066/LOG_0281/#xywh=2311,3831,1139,589)
4. Berlin cultural heritage database
5. [Source](https://www.exponate-online.de/a104/E077/berliner_post%C3%A4mter.pdf)
6. [Berliner Adressbuch](https://www.exponate-online.de/a104/E077/berliner_post%C3%A4mter.pdf)