_) | — — _) — AEA Restricted Data On PETER-X-Ray a token placement of different exposure materials had been undertaken in order to test the efficiency of the methods _employed. No particular problems developed as a result of this rehearsal and therefore on X-Ray-minus-four placement of materials was commenced. Previous to this the only film badges which had been installed were those located in the yards and docks structures which had to be sealed well in advance of test time. On X-Ray-minus-four the badges were placed in the Corps of Sngineers structures and on the two succeeding days behind the BuShips steel and concrete shields. SECTION IX 81 On

Select target paragraph3