Keywords: outdoor wave cloud water sky LC-DIG-DS-02951: Operation Crossroads, Baker Test, July 25, 1946. Mushroom cloud rising after detonation. U.S. Air Force photograph. (9/11/2015). LC-DIG-DS-02951: Operation Crossroads, Baker Test, July 25, 1946. Mushroom cloud rising after detonation. U.S. Air Force photograph. (9/11/2015). |