# Horatio Allen

> American civil engineer and inventor

**Wikidata**: [Q251938](https://www.wikidata.org/wiki/Q251938)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Horatio_Allen)  
**Source**: https://4ort.xyz/entity/horatio-allen


## References

1. [Source](http://www.s9.com/Biography/Allen-Horatio)
2. [Source](http://www.nrrhof.org/pages/allen.php)
3. [Source](http://www.nrrhof.org/?_escaped_fragment_=horatio-allen/c4yz)
4. [Source](http://www.encyclopedia.com/topic/Railroads.aspx)
5. [Source](http://online.wsj.com/article/SB10001424052748704625004575090061203034860.html?mod=googlenews_wsj)
6. The Biographical Dictionary of America
7. Find a Grave
8. Faceted Application of Subject Terminology
9. SNAC
10. Allen, Horatio (10 May 1802–31 December 1889), civil engineer
11. Freebase Data Dumps. 2013