{"product_id":"historic-photo-rocky-flats-plant-critical-mass-laboratory-v2","title":"Historic Photo : Rocky Flats Plant, Critical Mass Laboratory, Intersection of Central Avenue \u0026 86 Drive, Golden, Jefferson County, CO 1 Photograph","description":"\u003cp\u003e2. VIEW OF THE EXPERIMENT CONTROL PANEL IN 1970. THE NUCLEAR SAFETY GROUP CONDUCTED ABOUT 1,700 CRITICAL MASS EXPERIMENTS USING URANIUM AND PLUTONIUM IN SOLUTIONS (900 TESTS), COMPACTED POWDER (300), AND METALLIC FORMS (500). ALL 1,700 CRITICALITY ASSEMBLIES WERE CONTROLLED FROM THIS PANEL. - Rocky Flats Plant, Critical Mass Laboratory, Intersection of Central Avenue \u0026amp; 86 Drive, Golden, Jefferson County, CO\u003c\/p\u003e","brand":"Historic Pictoric","offers":[{"title":"14in x 11in","offer_id":44910936096931,"sku":"3021926_1411__PH02","price":34.99,"currency_code":"USD","in_stock":true},{"title":"20in x 16in","offer_id":44910936195235,"sku":"3021926_2016__PH02","price":39.99,"currency_code":"USD","in_stock":true},{"title":"24in x 18in","offer_id":44910936293539,"sku":"3021926_2418__PH02","price":49.99,"currency_code":"USD","in_stock":true},{"title":"30in x 24in","offer_id":44910936391843,"sku":"3021926_3024__PH02","price":59.99,"currency_code":"USD","in_stock":true},{"title":"44in x 32in","offer_id":44910936490147,"sku":"3021926_4432__PH02","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0414\/5437\/0979\/products\/388286.jpg?v=1599742590","url":"https:\/\/historicpictoric.com\/products\/historic-photo-rocky-flats-plant-critical-mass-laboratory-v2","provider":"Historic Pictoric","version":"1.0","type":"link"}