A small shrine to Chicago Pile-1 (CP-1).Piece of graphite from Chicago Pile 1 (CP-1)A framed lithograph commemorating Chicago Pile 1 (CP-1) made from graphite of CP-1.A post-card commemorating Chicago Pile 1 (CP-1), with the ink made from graphite of CP-1.A Trinity device style spark switch.A Trinity device style spark switch.Assorted pieces fo Trinitite.A piece of the “fat-man” style Duralumin 7-piece housing.2.5 kg cube of natural uranium from Haigerloch B-VIII German reactor experimentss A sample of heavy parrafin from Norsk HydroCP-1, Norsk Hydro, and German reactor cube. All carry significant historical impact.Gamma irradiated marbles from Hanford.B-reactor graphite dust collected from the 1943 reactor contrsuction.Last-ditch safety system to shut down the B-Reactor.Signature of some of the Enola Gay crew.“Atom Struck Time” – a roof tile from the rood of the Sairenji Temple, Hiroshima.Krytrons.Nose cone from a B-57 thermonuclear warhead that was dismantled.