C.W. Mays itroduction - 5 possible to reconstruct the iodine 131 dosage. Methods suggested in Dr. Mays' Appendix, along with other possibilities, should be seriously considered, Until all testing ceases, it will be necessary to continue with precautions and monitoring, and any revival of the Plowshare Program would appear to carry possible risks which need to be evaluated publicly and balanced against the expected gains. References: le Freiling, E.C. and M.A. Kay: Radionuclide fractionation in air-burst debris; Nature 209, 236 (1966). Koyama, S., T. Sotobayashi and T. Suzuki: Highly fractionated nuclear debris from the ventine of a (ieee) underground nuclear test; Nature 209, 239 1966). Sotobayashi, T., and S. Koyama: Strontium 90 fallout from surface and underground nuclear tests; Science 152, 1056 (1966). 4. Hems, G., Detection of Effects of Ionizing Radiation by Population studies; British Medical Journal 1, 393 (1966). De Medical Tribune: March 30, 1966: Thyroiditis seen or suspect in 12 from high-nuclear fallout areas, DOE ARCHIVES BE

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