~. Brochures ~. Posters c. Application. The commanding officers of all ships, units and aircraft of the Task Force were responsible for indoctrinating their personnel on security matters. Periodic lectures were conducted aboard ships and ashore throughout the duration of the operation. Individual brieftigs of newly assigned personnel and of persons passing through the air gateways of Kwajalein and hniwetokwere continuous. The motion picture 11Ta2eof Two Citieslr(Amy - Navy ScreenMagazine #’7L)and GeneralHull’s soundcolor talk on securitywere showna sufficientnumberof times to be seenby everymember of the Task Force in the forwardarea. By 15 March, J-2 surveysdisclosedthat leaflets, brochuresand postershad been thoroughly spread throughout every unit in the forwardarea and in the supporting headquarters at Oahu’and Kwajalein. Small type posterswere affixed at appropriate places on jeeps, airplanes and small boats. Air terminals, post offices, theaters, clubs and similar installations through which large numbers of individuals passed, were selected for the larger type posters. !3ecauseof the peculiarvulnerabilityof telephonecircuits,telephone securityposterswere securedto walls and bulkheadscloseto each instrument. Brochureswere made availableto all personnelengaged in the handling,processingand storageof officialcommunications. d. DepartureBriefinq. Personnelbeing separatedfrom the Task Force,both civilianand tiitary~ were r~ded of their con- tinuingobligationto safeguardmilitaryinformationeven after return 54 Section II ,.

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