. -. to their home station or community. They were also instructed to report to the nearest office of the Federal Bureau of Investigation any inquiries by suspicious strangers concerning Operation SANDSTCNE. These briefings were made the responsibility of the commandingofficersof the units and ships. 2. Estimate of the Leska~e Situation a. Personal Correspondence. In the absence of formal censor- ship, there was no opportunity to conduct an overall evaluation of the extent to which OperationSANDSTONEwas discussedin privateletters. However, security officers in all ships and units received numerous inquiries from conscientious correspondents who appeared anxious to apply correctly JTF-7 tiformationsecurityregulations. Such questions were so numerousand widespreadas to justifythe conclusionthat the seedsof the indoctrination efforthad fallenon fertileground. Incomingtravelers from the mainlandreportedthat the publicand the militaryestablishment were, so far as they knew, in completeignorance of the natureof the test. b. Press. See paragraph5, c below. telephoneservice(AN-TRC) c. Telephones. The ship-to-shore at EniwetokAtoll and the internaltelephonesystemsof the major ships and islandswere sourcesof particularconcern to J-2. iiithough close listeningunits of an unfriendlypower couldbe expectedto intercept conversations(onlyif specialequipmentwere used),the opportunities for interceptby unauthorizedlistenerswithinthe Task Force itself were great. It is consideredtiprobablethat any significantintc”’igence 55 SectionII .----

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