A 14 Saturday, July 19, 1980 THE WASHINGTON POST

Magazine Says NSAiS Tappiiiig Phones Telex From Britaiii

•• , By • Leonard Downie Jr. . tion by-Campbell of wiretappintand WsOhlriirtors Pool Foreizn Service other surveillance. `in, Britain i :and,:: E:iNDON, July 18—The British • bases its claims on unnamed sources magazine New Satesman has accused in the British and .American intelli- gence communitiesand on circum-. . ' By Richard:Furno—The Washincton Post the U.S. National Security Agency of . using a secret telecOmmuniCations ' stantial evidence about the Menwith Hill station. . , , ■• • rants for telephone:.tapping last year. cehier iii northern England to tap tel- : e0116ne and Telex communications • The story noted in detail the tight '. But each wirratrE; 'the contents of throughout EUrope with the help of security and • great secrecy' surround- which are kept secret, apparently cav- era the Subject of what could be a thi'llisitish government.. • communicationing the base, its spike-age' aerials, receiving satellite large ..number of . individual taps. Ve monitoring is carried out on a laige scale with the aid of computers dishes and protective domes, its. so-.Campbell has alleged that many other at,aarASI: 800-employe Menwith H111 phisticated computer and cominfinica•. wiretaps by security agencies. , are not stataion in the Yorkshire moors, ac- tionsequipment , in masslve ..concrete, covered by warrants. blockhouses and its close prnicirnity to In response to political and media cor,ding to the New Statesman, which - following. a series of New attar!: the station the largest civilian and apparent interconnection with a pressure tall relay tower in Britain's micro- • Statesman articiles by Campbell, the surveillance post maintained outside .' . government appointed a senior appel- the United .States by NSA, the intelli- wave teleconiniunicattoris system. The 'stork concluded that NSA ern, late judge to review and report fur- gence agency for the United States ployees at Menwith Hill, working ther on the wiretap warrant process. . . . around' the .c16Ck, Ilse -edahplitefe 'td ' - -This has .not-satisfied critics, how-- • - -The weekly magazine, which in m- sift through "the,comnaunicatarai of ever, .,1 eluding the 125,000-member i . -tin, av hieh satellites and other.. the British. ; ' team. s. Earlier this 1. yeai, Campbell #ecu- • Campbell, who has a degree In pIlysj: merican officials here said they rately described the location snd,fainc,. lea from Oxford University, was un- d maintain their policy of not dis- tion of s telephone facility in tondos) succeasfulliiaroseftntedseyeraT years iocs ng any security installation like , lased by British police • and security ago fu7 airEgetny 'viollitink Britain's e NSA station at Menwith Hill, ref!' a'aencies,' to monito., lhousands. ot- officia: Secrets Act by his inquiries tring reporters to British officials in- calls". .within Britain in an operation into aovernment surveillance. Camp- Stead. c. bell Said-Most of MS information eau- VThe New Statesman report, written - subsequent government 'report ally comes from technical information $jr Duncan Campbell;and Linda Mel- made by the Home Seeretaiy.claimed ' in pub**, records. about Britain's corn- vern, is part of an extended investiga- that he had issued only 4S7 new= war- munication systems. „