# Carl Edvard Johansson

> Swedish inventor and scientist who invented high-precision gauge blocks

**Wikidata**: [Q3270019](https://www.wikidata.org/wiki/Q3270019)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Carl_Edvard_Johansson)  
**Source**: https://4ort.xyz/entity/carl-edvard-johansson


## References

1. Carl Edvard Johansson. Dictionary of Swedish National Biography
2. Czech National Authority Database
3. [FinnGraven.se](http://www.finngraven.se/(S(fbmb5y4retj5hfetky1sdl42))/DisplayInfo.aspx?id=2032682)
4. [Source](https://www.asme.org/about-asme/honors-awards/achievement-awards/holley-medal)
5. International Standard Name Identifier
6. Virtual International Authority File
7. Integrated Authority File
8. SNAC
9. LIBRIS
10. BnF authorities
11. NUKAT
12. Freebase Data Dumps. 2013
13. IdRef
14. Library of Congress Control Number