# Holt Samuel Hallett

> British railway engineer and author

**Wikidata**: [Q50340362](https://www.wikidata.org/wiki/Q50340362)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Holt_Samuel_Hallett)  
**Source**: https://4ort.xyz/entity/holt-samuel-hallett


## References

1. Grace's Guide