HEADQUARTERS JOINT TASK FORCE SEVEN OFFICE OF THE COMMANDER WASHINGTON 25, D.C. SCNA Pee )7 Letter of Appreciation Manager of Operations New York Operations Office U.S. Atomic Energy Commission P.O. Box 30, Ansonia Station aneSan Caee's TOROSna ae Mr. Merril Eisenbud. Director, Health and Safety Laboratory New York Operations Office LOFTS PE Gre)bk olnyame)vinRt pele) 1. Recently this command completed ea series of atomic: tests at the Pacific Proving Grounds,. Duringsuch tests one of the critical factors which must be considered is the degree of radioactive contamination introduced. into populated areas relatively remote to the provinggrounds. 2. Prior to this series of tests you requested certain services from my command to assist youin completely documenting the Pacific area during the tests. In exchange for this support, your contribution in providing the necessary instruments, instruction and procedures for-rapidaerial surveys of the Marshall Islands was outstanding and worthy ofthis individual mention,. In addition, your- ground monitoring and reporting system was a real service inproviding timely positive information on selected near and distant areas,. As a. further contribution you made available special radiation survey instruments: which were used to considerable advantage in the: task force cloud tracking operations following each atomic detonation,. 3. It.is a pleasure to- extend my appreciation to you: andyour staff for your direct. contribution to my command. In particular, I’ desire. to extend my appreciation to Mr. Alfred. J.. Breslin and Mr, Melvin E,. Cassidy whose effective handling of the administrative and instrumental details made: possible the successful. completion. ofour mutual interests. Undoubtedly there were many others: involved: with whom we: have: not had direct. contact,. [fa ae Major: General, U.S,‘Army- EST COPYAVAILABLE