67. P.C. Stevenson, H.G. Hicks, W.E. Nervik and H.5B. Levy; “Correlation of Fractiona- , tion Phenomena in Tewa Event, Operation Redwing”; UCRL 5027, 21 November 1957; University of California Radiation Laboratory, Livermore, California; Secret Restricted Data. 68. L.R. Bunney and E.C. Freiling; “Recent Developments in the Study of Fractionation, Il”; USNRDL Technical Memorandum No. 81, 19 February 1958; U.S. Naval Radiological Defense Laboratory, San Francisco, California; Confidential Restricted Data. 89. A.W. Goodrich; “A Rocket System for Sampling Particulate Matter Contained {n Nuclear Clouds”; Cooper Development Corporation, Monrovia, California, 31 January 1959; Unclassified. 70. Private communication, Dr. T. Triffet, November 1957, U.S. Naval Radiological Defense Laboratory, San Francisco, California. 71. Private communication, E.A. Schuert, November 1957, U.S. Naval Radiologicai Defense Laboratory, San Francisco, California. 72. C.W. Bastian, R. Robbiani and J. Hargrave; “X-Band Radar Determination of Nuclear Cloud Parameters”; U.S. Army Signal Research and Development Laboratory, Fort Monmouth, New Jersey, 13 October 1958; Secret Restricted Data. 73. L. Wish; “Quantitative Radiochemical Analysis by Ion Exchange; Anion Exchange Behaviour in Mixed Acid Solutions and Developmentof a Sequential Separation Scheme”; Anal. Chem. 31, 326, 1959. 74. E. Scadden; “Improved Molybdenum Separation Procedure”; Nucleonics 15, No. 4, 102, 1957. 75. L.R. Bunney, E.C. Freiling, L.D. Mcisaac and E.H. Scadden; “ Radiochemical Procedure for Individual Rare Earths”; Nucleonics 15, No. 2, 61-83, 1957. 78. L.E£. Glendenin; “Determination of Strontium and Barium Activities in Fission”; Paper 236 in NNES, Div. IV, 9, 1460, edited by C.D. Coryell and N. Sugarman, McGraw-Hill Book Company, New York, New York., 1951. 77. Ibid. E.J. Hoagland; “Note on the Determination of Strontium as the Carbonate”; Paper 2937, * 78. J.B. Niday; “Radiochemical Procedure for Cesium”; UCRL-~4377, p. 13, 10 August 1954; University of California Radiation Laboratory, Livermore, California. 79. J, Kleinberg (editor); “Collected Radiochemical Procedures”; LA~1721, Second edition, 18 August 1958; Los Alamos Scientific Laboratory, Los Alamos, New Mexico. 89 - 90 “Ney tor 7 4+ 3p? “ mod ¥ 5 PE CeCe + SN 4 a ee ee Che ~