# Upshot-Knothole Grable

> 1953 U.S. test of a nuclear artillery weapon

**Wikidata**: [Q2078341](https://www.wikidata.org/wiki/Q2078341)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Upshot–Knothole_Grable)  
**Source**: https://4ort.xyz/entity/upshot-knothole-grable


## References

1. [Source](https://www.nnss.gov/docs/docs_LibraryPublications/DOE_NV-209_Rev16.pdf)
2. [Source](http://www.johnstonsarchive.net/nuclear/tests/USA-ntests1.html)
3. Freebase Data Dumps. 2013