# Otto B. Lindhardt
**Wikidata**: [Q108811721](https://www.wikidata.org/wiki/Q108811721)  
**Source**: https://4ort.xyz/entity/otto-b-lindhardt


## References

1. Dansk Biografisk Leksikon, 3rd edition
2. [Source](https://www.dla-marbach.de/find/opac/id/PE00626402)
3. Dansk Biografisk Leksikon
4. [2019](https://bog.dk/otto-b-lindhardt-nekrolog/)