Appendix BLetter dated January 17, 1953 from Mr. Truman toMr. William Batt, about the current activities of the 1948 research group, Letter 
 
 
 
 
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    Appendix BLetter dated January 17, 1953 from Mr. Truman toMr. William Batt, about the current activities of the 1948 research group, Letter 
 
 
 
 
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