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wrandnn ron no. 64 . 70 ' L, ¥, Boardnan DATE: a rrom + A, 4, rerggnt suspect: DOLALD DUAR UACLEARE™ GUY FRANCIS DE WONCY BURGESS ESPIONAGE - R Re the Director's meno 10/24/55 stating that while in,} conference with the Attorney General on that date the latter ka desired to know how Burgess of the British Governnent secured { credentials enabling him to have free movement through the Atoric Lnergy Headquarters whereas officials of the U. 5, Governnent were closely restricted and supervised in any visits maze to *) Atomic knercy Headquarters, « Mr. Bryan ¥, LaFlante of the Atomic Enerpy Commission (AEC) advised on 10/25/55 that Burgesa_cid_ not have ¢ pass to tae | Abo headquarters and_ records of “that Commission id. not reflé urgess ever dak Wheacguarters, He aduisc~ tha Fo ALC records, aclean, upon instruction f_ Corrol] iceiero Manager. ofthe he ABC, wi wast scurt_pGss.. on, a to vistt the Age keadguarte ne, ding “the he ture. Of. ‘the. pass. was. Sauch thot h2 could go anus i ere_ in ALC headgqu AEC records.indicate that Laclean mez approgimately 20. visiis to the. Rheadguarters_butliing. Mrclean a e.Aritish,.representa .on the committee concemiet wigs c_eneroy matters.” On &/22/48 the ALC was noi ified by the . British Scientific Mission thot a pass for Maclean to this bul ld- ing was no longer needed, ‘Vibi-r ... Coe gs €) By memoranca 1/5 ané 1/12/54 we advised the Attorney General of the fects relating to Maclean's access to ALC heade quarters, including the fact that the pass entitled h to ¢o anyvhere in AEC heacquarters, and that accerding to Alf recorce Burgess had not visited there nor did he possess a poss pernivtine him access to ALC headquarters, ya ACTION: For your information, A a HDP:enb 100-276182