The Lady Godiva device was an unshielded, pulsed nuclear reactor originally situated at the Los Alamos National Laboratory (LANL), New Mexico, physicist Otto Frisch remembered the Los Alamos team called an earlier unshielded uranium-235 assembly in which year, "Lady Godiva"?
Godiva device:  Physicist Otto Frisch remembered the Los Alamos team called an earlier unshielded uranium-235 assembly in 1944 "Lady Godiva".
i don't know