Keywords: Godiva device.jpg Image of the lady godiva device an unreflected 54Kg sphere of 93 7 pure <sup>235</sup>U before left in the scrammed state and after right the February 3rd 1954 criticality excursion which released 5 6x10<sup>16</sup> neutrons and warped or broke several support structures of the device There was no radiation exposure to workers who were 1/4 mile away controlling the experiment and there was no contamination of the area Images from Los Alamos Natl Labs review of criticality accidents - 2000 revision Obtained from the PDF at http //www csirc net/library/la_13638 shtml en wikipedia 2005-04-19 Deglr6328 wikipedia en PD-USGov PD-LosAlamos original upload log page en wikipedia Godiva_device jpg 2005-04-19 03 41 Deglr6328 1970×1143×8 380781 bytes <nowiki>Image of the lady godiva device before left and after right the February 3rd 1954 criticality excursion which released 5 6x10<sup>16</sup> neutrons and warped or borke several support structures of the device There was no radiation exposure to wo</nowiki> Los Álamos |