Appendix 4 



The Evaluation Board 



The Evaluation Board was created by the Joint Chiefs of Staff, 

 its functions were (1) to be available for advising the Commander 

 oL' Joint Task Force One in his planning of the tests, and (2) to 

 prepare and present to the Joint Chiefs of Staff an evaluation of 

 tlie results of the tests. 



The complete membership of the Board, as announced on March 

 28, 1946. was as follows: 



Dr. K. T. Compton, President of the Massachusetts Institute 



of Technology (Chairman) 

 Mr. Bradley Dewey, President of the American Chemic:;! 



Society (Vice Chairman) 

 Mr. T. F. Farrell, New York State Department of Public 

 Works, formerly Major General in the Manhattan Engi- 

 neer District 

 General J. W. Stilwell. Commanding General, Sixth Army 



Area 

 Lieutenant General L. H. Brereton, on Special Duty in the 



Office of the Secretary of War 

 Vice Admiral J. H. Hoover, a member of the Navy General 



Board 

 Rear Admiral R. A. Ofstie, Senior Navy Member of the 

 U. S. Strategic Bombing Survey 

 After General Stilwell's death, Lt. General A. C. Wedemeyer, 

 Commanding General of the 2nd Army, was made a succeeding 

 member. 



The Board made careful study of the Operation Plan, and 

 witnessed both tests. It observed Test A from an airplane located 

 twenty miles from the Zeropoint. Four members witnessed Test B 

 from an airplane eight miles from the Zeropoint, while the other 

 three members w^ere stationed on the hospital ship HAVEN, eleven 

 miles from the Zeropoint. Detailed inspections were made of the 

 target ships, and the technical reports were carefully studied. 



The Board's final report, not yet completed, is expected to 

 include conclusions on strategic, tactical, and technical matters 

 pertinent to national defense. Preliminary reports, issued immed- 

 iatelv after each test, are presented in this volume as Appendices 

 10 aiid 11. 



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