we. ACKNOWLEDGEMENTS The authoris deeply grateful to the following for their expert advice and assistance. Any shortcomings in this pamPate ene gar phlet, however, are solely the responsibility of the author. Appreciation is expressed especially to Dr. Roy D. Maxwell for his generous assistance and to Mrs. Edith J. Meyers for her typing of the manuscript. Atomic Energy Commission Mr. Robert E. Allen Dr. H. David Bruner Dr. Charles L. Dunham Mr. Richard Hamburger Dr. John H. Harley Mr. Donald W. Hendricks Mr. Joshua Z. Holland Mr. Alfred W. Klement, Jr. Dr. Rov D. Maxwell Mr. Tommy F. McCraw Dr. Robert A, Conard Sandia Corporation Mr. Hugh W. Church Dr. Thomas B. Cook, Jr. Mr. William Kingsley Mr. Jack W. Reed Los Alamos Scientific Laboratory Dr. Alvin C. Graves Dr. Herman Hoerlin . Colonel MacPherson Morgan Medical College of Virginia Dr. William T. Ham, Jr. Mr. James E. Reeves Mr. Otto H. Roehlk Dr. Donald M. Ross Mr. Carl G. Welty, Jr. Mr. Arthur J. Whitman Mr. John R. MeBride Mr. Oliver R. Placak Mr. Morgan Seal Captain Benjamin R. Petrie, USN Roland F. Beers, Ine. Mr. James M. Klaasse Mr. Lawrence B. Luhrs Mr. Sherwood B. Smith oe osname = Brookhaven National Laboratory US. Public Health Service Joint Task Force-& Major Arthur L. Knipp, Jr. U.S. Weather Bureau Mr. Phillip W. Allen Mr. Frank D. Cluff Mr. Gilbert J. Ferber Mr. Robert J. List Dr. Lester L. Maechta Mr. Kosta Telegadas 53