# Karl Martin

> Dutch geologist (1851-1942)

**Wikidata**: [Q72782](https://www.wikidata.org/wiki/Q72782)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Karl_Martin)  
**Source**: https://4ort.xyz/entity/karl-martin


## References

1. Onze Hoogleeraren
2. Leidse Hoogleraren
3. Integrated Authority File
4. [Source](https://www.erfgoedleiden.nl/collecties/personen/zoek-op-personen/deeds/663d87e0-f026-59dc-a8e5-bd1c82e017b4?person=0a135abf-9c3a-dad8-ecbf-e142a1dc9f9f)
5. Repertorium van Nederlandse kaartmakers
6. Pioneers and Milestones of Indonesian Geology 3. Paleontologists and Other Specialists
7. International Standard Name Identifier
8. Virtual International Authority File
9. Open Library
10. Biodiversity Heritage Library
11. Faceted Application of Subject Terminology
12. Harvard Index of Botanists
13. The Stuttgart Database of Scientific Illustrators 1450–1950
14. Freebase Data Dumps. 2013
15. [Source](https://resolver.kb.nl/resolve?urn=MMKB08:000172914:mpeg21:a0006)