# Gustav Adolf Spengler
**Wikidata**: [Q125604941](https://www.wikidata.org/wiki/Q125604941)  
**Source**: https://4ort.xyz/entity/gustav-adolf-spengler


## References

1. Virtual International Authority File
2. [Source](http://www.harzkaleidoskop.de/pers1/spengler%20gustav%20adolf.htm)