# Thomas Leonard Walker

> professor of mineralogy and petrography, member of Geographic Survey of India (1867–1942)

**Wikidata**: [Q1379217](https://www.wikidata.org/wiki/Q1379217)  
**Source**: https://4ort.xyz/entity/thomas-leonard-walker


## References

1. [Source](http://www.minsocam.org/msa/Past_Officers_List.html)
2. [Source](https://rsc-src.ca/en/awards-excellence/past-award-winners)
3. [Source](https://www.mineralogicalassociation.ca/wordpress/wp-content/uploads/2020/10/1936-37-vol-40.pdf)
4. [Source](http://viaf.org/viaf/data/viaf-20170101-links.txt.gz)
5. [Source](https://mineralogicalrecord.com/new_biobibliography/walker-thomas-leonard)
6. Virtual International Authority File
7. Biodiversity Heritage Library