Here's Project Gnome's: image https://en.wikipedia.org/wiki/Operation_Nougat#/media/File:P... better color https://www.reddit.com/r/HistoryPorn/comments/1fgvt8/a_perma... video https://www.youtube.com/watch?v=DFJ2MyWlXgs&t=1442 report with diagrams https://www.osti.gov/biblio/4612556 cross-section http://nuclearweaponarchive.org/Usa/Tests/GnomeDiag1024.gif
