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:!°;:1,~·,~.=- :=: i: :: ~~ ·~/~.?t~~: Dr, s. XUllback Ooadr, D. t'f, Seiler 

Ill". Leo Ro•• ec-sr. a. H. Beek• 

BRI'lISR: 

Colonel P. )luip..Johuon 

Captain D. A. tilaan 

llr. R. O. Pwlderad 

Lt. Comdr. Ju. c. HargreaTea 

2. Co10Ml. ffa7• preaided and opemd ~•Ring witb a •tat=nat 

which inoluded tbe .ta1.lmr.lng poiatas 

•· Barlier dl11C11sehma on. th• ]m)poeal :or dnelopiJlnt ot a 

nn aoa,,ined. cipher ·uctd ne had left. mome oontudon or alaunderatanding 

in t.b9 .ad.nd• ot u.s. ~tiYH, It was ~ that prior to &IV' · .~:: __ ; 

further dlaouuiana• the mat.t.81-. would have t.o be referred to h1gMr . ;.It &Utbor1~ llinc•. it. would imol:n a chmge in u.s. poliq ot restricting . ·>·:·i~.f. 

intoniaUca-.eonaemt.ng its biP•ilt: ptade oipher 9<pip.mt., At a meet..titg ·=,···._:·,·:~·;;i· _.:: 

on 19 l'9b!'Wll"J' 1947 in~ olli.H o~ Adm.ral Stone, howenr. a clariticatiall ... , :.~ 

Rll given· b.r Captain Wil.aon .. which m9de it possible !or the diacualliona to .... ~. 

irocffCl 'Iii thout. 8Dl' Ntvenae t.o higher author!~ u the ~t.i.on of a · .., .. , change in U.S. polio;y 1a..not. involv.d at this t.iJm, .. ' : ·_:·.:.:.;--t . . ~ ... 

··.: ·· 1(1.: .: .. b •. !b. SlDA&\ (ECll) 11ilJ.•noi b~ ~ aubJect f.o b4t ~~.t··ift:~.~:,· r~~>~ ... !· ·en8U!ng technical diacus~. . . . . : _ ·. :·.: · ~ ... ~.(-,.:".·'. :.;{·; 

. . : : .··· c. · ·. Pr.lar to the. mtual ~ iro&toticn and i~ or· a• · . · · :A!i ! ·. ~· ; 

· . new oamhiued ci)iler whine, sa111 ~•anc• wm1d have to be _ob~d ·. '"·;~ .. ;;: 

fftta oo~ Brit.Uh authoritiea that Uli1torm u.s. and Brlt.1.lrh rule• · 

-.: ..Duld be oba~ed raterenee aateguarding_,~- the d18tribu.ti.ora u to •.··.·.:.)1 i 

echelon 

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ot the new eqaipmnt. 

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Qeclassifi ed and_ ~pproved for release by NSA on 09-19-2013 pursuantto E .0. 1352a 

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t.hl ~an ot .t1n&l. pmdnot.ion .ot 11Uob. a mald.ae ~_,: larpl.J' hing.-: 

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Md• at tad.a t4•· that a D1W •ahine 11il].·. d~te]T be pzomoed. 

3. a.Ptstn wllaon reatated 1n .bi• om worda hi.a· undftratandlng 

or acme ot th• abcw• points and it. waa agreed that both Br:ltiah and 11.s. · repr9Hlltat1•• ...- c.lear aa to th• atatua ot the aat.ter and 

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