# The Millionaire

> first commercially successful mechanical calculator that could perform a direct multiplication

**Wikidata**: [Q3314365](https://www.wikidata.org/wiki/Q3314365)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/The_Millionaire_(calculator))  
**Source**: https://4ort.xyz/entity/the-millionaire-q3314365-2


## References

1. [Source](http://ajmdeman.awardspace.info/patstei.html)
2. [Source](https://www.espace-turing.fr/Otto-Steiger-ingenieur-Suisse.html)