# L. E. Sigler

> Ph.D. Columbia University 1963

**Wikidata**: [Q112438847](https://www.wikidata.org/wiki/Q112438847)  
**Source**: https://4ort.xyz/entity/l-e-sigler


## References

1. Czech National Authority Database
2. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)