WT-1619(EX) EXTRACTED VERSION OPERATION HARDTACK—PROJECT 2.1 Shipboard Radiation from Underwater Bursts M. M. Bigger H. R. Rinnert H. A. Zagorites U.S. Naval Radiological Defense Laboratory San Francisco, CA 24 March 1961 NOTICE: This is an extract of WT-1619, Operation HARDTACK, Project 2.1. Approved for public release; distribution is unlimited. Extracted version prepared for Director DEFENSE NUCLEAR AGENCY Washington, DC 20305-1000 1 September 1985 BEST COPY AVAILABLE 410997

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