Contractors to Department of Defense (DOD) sented in TG 7.1 and are listed below. organizations were repre- Exposures are presented for these in Table 90. Allied Research Associates, Boston, Massachusetts. Seven civilians from this group provided thermal measurement instrumentation for the aircraft effects experiments, Projects 6.2a and 6.2b, were listed in the TG 7.1 Consolidated List. Four received exposures; all were less than 0.5 R. Cook Research Laboratories, Chicago, Illinois. A 9-man civilian contingent installed and maintained thermal instrumentation on the B~47 aircraft of Project 6.2b. Duke University, Durham, North Carolina. One individual from Duke was badged with TG 7.1, but his function has not been determined. He received an exposure of less than 0.5 R. Raydist Navigation Corporation, Norfolk, Virginia. Three civilians pro- vided navigational: aid service for test aircraft in the Bikini area as part of Project 6.1. Raydist personnel also assisted informally in Project 3.2. Scripps Institution of Oceanography, La Jolla, California. took part in Projects 1.6, 2.7, and 2.7a. Nine civilians Both sets of projects had high potential risks at times of data recovery and sample collection. The highest exposure recorded was in the 4- to 5-R range for one participant. Stanford Research Institute, Menlo Park, California. Ten civilians con- cerned with airblast and crater measurement participated in Projects 3.1 and 3.2. Texas Instruments, Dallas, Texas. One civilian was apparently badged with TG 7.1, but no reading was recorded. for this person. 406 No function has been identified