FOREWORD This report has had classified material removed in order to make the information available on an unclassified, open publication basis, to any interested parties. This effort to dec}assify this report has been accomplished specifically to Support the Department of Defense Nuclear Test Personnel Review (NTPR) P rogram. The objective is to facilitate studies of the Tow levels of radiation received by some individuals during the atmospheric. nuclear test program by making as much information as possible. ‘available to all interested parties. The material which has been deleted is all currently classified as Restricted Data or Formerly Restricted Data under the provision of the Atomic Energy Act of 1954, (as amended) or is National Security Information. This report has been reproduced directly from available copies of the originalmaterial. The locations from which material has been deleted is generally obvious by the spacings and “holes in the text. Thus the context of the material deleted is identified to assist the reader in the determination of whether the deleted inf ormation is germane to his study. It is the belief of the ‘individuals who have participated in preparing this report by delet ing the classified material and of the Defense Nuclear Agencythat the report accurately portrays the contents of the original! and that the deleted material is of little or no significance to studies into the amounts or types of radiation received by any individuals during the atmospheric nuclear test program,