ay ACKN OT TD? MENT Besides the staff mombers shown on the title pases the following persons participated in one or the other phase of the experiment: Ralph Speece, John Gallegos, Jim Hyde, and William Clark of J-10; Ralph Dorsey of J-12, David Steinhaus of CMR-1; Frank Berry of Graphic Arts and Faward Shaw of J-7. The Argon Flashlights were competently handled during numcrous runs on the Hill an? at Pikind and on the actual shots by GM¥-teams with the fellowing participants at one time cr another: william Deal, John McQucen, Charles Neskins, Andrew Kconte, Robert Reithel, James Johnson, Douglas Evans and others. Sandia Corporation's Don Shuster and Td Jenkins assisted also by providing timing ani signal trensmitting equipment. pte of J~€ tii thetr best te provide field engineering support. ani Dave Leberman assistei ~ Carl Lyon ani Faul Hegler Al Feaslee in samme and neutron calculation, and last kes hut not least Keith Boyers artive anid vigorous interest helped greatl; to overcsm: eritical hurdles, PIEDDOE CEN RG - 145 -

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