CIVIL DEFENSES OUTMODED BY NEW H-BOMBS
Physicist RALPH E. LAPP, in the BULLETIN OF THE ATOMIC SCIENTISTS :
THE first A-bomb which shattered Hiroshima struck out at its victims over about 7 square miles. Compared with the TNT blockbuster, this primitive nuclear weapon constituted a "quantum jump" in the instruments of war. On November 1, 1952, a much more powerful bomb spread its blast-heat punch over 300 square miles. This was Quantum Jump No. 2. The world did not have long to wait for No. 3. It came on March 1, 1954, with the fallout...
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