# P. L. Robertson

> Canadian inventor, industrialist, salesman, and philanthropist (1879–1951)

**Wikidata**: [Q7117397](https://www.wikidata.org/wiki/Q7117397)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/P._L._Robertson)  
**Source**: https://4ort.xyz/entity/p-l-robertson


## References

1. Czech National Authority Database
2. Faceted Application of Subject Terminology
3. Find a Grave