National Archives Records Relating to the Atomic Energy Commission 
 
  SERIES TITLE      Metallurgical Laboratory/Argonne National 
                    Laboratory,   Classified Correspondence Files 
 
  INCLUSIVE DATES   1942 1965 
 
  ARRANGEMENT  Chronological 
 
  VOLUME  158 cubic feet 
 
  DESCRIPTION  The series was compiled to document laboratory 
               research and administration activities. It 
               includes information on the design and 
               construction of plutonium production  reactors, 
               health and safety problems associated with them, 
               other laboratory reactor  development activities, 
               laboratory biomedical activities, research into 
               fission products  and their health hazards, and 
               work on separating plutonium from waste fission 
               products. It also includes information on 
               radiological warfare activities, may contain 
               information on clinical human radiation 
               experiments, and contains a set of MED N and C  
               series of technical reports. The series contains 
               some Walter Zinn reader files from his  tenure as 
               laboratory director. The series consists of 
               letters, memorandums, technical  reports, charts, 
               graphs, and handwritten notes. A general box index 
               is available.  Collection number E 74. 
 
  RESTRICTIONS  This series contains classified information. 
 
  LOCATION OF  RECORDS   
               National Archives at College Park   
               8601 Adelphi Road   
               College Park, MD 20740