*^%"^p 
AF0IN-U3/Maj  Keithley/vmra/7li675----^™-- 
Wrtn  21  Oct  52  OCT  2  1  15^. 
MEMORANDUM  FOR  RECORD 
PROBLEM; 
1.  To  designate  a  USAF  Liaison  Officer  for  GCHQ  on  all  matters  con- 
cerning the  interception  and  analysis  of  foreign  non-communications 
electronic  emissions. 
FACTS  AND  DISCUSSION: 
2.  In  a  letter  dated  3  April  1952,  the  British  Joint  Chiefs  of  Staff 
advised  the  United  States  Joint  Chiefs  of  Staff  of  the  change  in  the  British 
arrangements  for  the  interception  and  analysis  of  foreign  non-communications 
electronic  emissions  and  proposed  that  Squadron  Leader  R.  J.  Mitchell,  of 
the  British  Joint  Services  Mission,  act  as  liaison  officer  for  GCHQ  with 
United  States  authorities  on  matters  of  this  nature.  In  addition,  JCS 
was  invited  to  nominate  United  States  Liaison  Officers  for  GCHQ  on  these 
matters* 
3.  The  above-referenced  letter  was  forwarded  to  the  Joint  Electronic 
Warfare  Panel,  on  which  the  Director  of  Intelligence  is  represented,  for 
consideration  and  the  preparation  of  a  reply*  It  was  agreed  that  S/L 
Mitchell  was  acceptable  and  should  perform  the  liaison  function  for  GCHQ 
on  matters  of  this  nature*  It  was  also  agreed  that  Lt  Colonel  William 
S.  Trites,  and  officers  subsequently  assigned  to  the  position  now  held 
by  him,  should  be  designated  as  the  USAF  Liaison  Officer  for  GCHQ  on 
all  matters  of  this  nature* 
U.  The  British  Joint  Chiefs  of  Staff  will  be  advised  of  this  action 
by  the  United  States  Joint  Chiefs  of  Staff. 
ACTION: 
5.  Recommend  signature  of  the  attached  letter  to  the  Chief,  Liaison 
Team,  Exchange  Program,  c/o  U.  S.  Air  Attache,  London,  England* 
COORDINATION: 
AF0IN-1A3      AF0IN-1A    AFOIN-1    AF0IN-X2     AFOIN-^i^1''* 
V:     ">''! 
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T.  HQ  USA? 
SUBJECT*     (Unci)  Liaison  vlth  OCB^  ,    d4j\  ** 
\ 
U.  s.  air  attache 
ABcrlenn  Mhassy 
London,  tn&Oand 
fOt  Chief,  Liaison  ?ena 
SxohanfS  Proataa 
UTS j     Colonel  Joseph  Q,  Brewer 
1.     In  n  letter  deleft  3  April  W*#  **•  Britiah  Joint  Chief*  of 
Stiff  edTiood  the  United  Stmt  on  Joint  Chiefs  of  8taff  of  the  shea**  ia 
the  British  c?ran«oncnts  for  the  iatcreeptian  end  aaalpsi*  of  fsrsie* 
nee-eoaBttnieetione  oleotroaie  cnlssiona  ead  prepoeeA  that  Se^edrea 
Leader  &,  J .  Mitchell,  o*  the  British  Jaiat  Scrrlecs  Mission,  aet  ae 
liaison  officer  for  OCBQ  with  United  States  authorities  oa  natters  of 
this  natore.     In  addition*  JCS  ess  invited  to  aoaiaate  United  States 
Liaison  Officers  for  OCHQ  on  these  natters* 
2.     fhe  proposal  that  S/L  Mitchell  act  in  this  capacity  «■*  agreed  ^ 
to  or  the  United  States  Serrlecs*  * 
*.    fhe  Britiah  Joint  Chiefs  of  Staff  will  to  advised  of  this  cotton 
oy  the  United  States  Jeiat  Chiefs  of  Staff. 
BT  COHMABD  Of  TUB  GHXB7  Of  SSAJTl 
C.   C.  ROGERS 
Colonel,   USAf 
Act".    De.m::y    Di:-**tOj»    for 
coixed.--;-    .,.„  :i:S-.ion 
Dijc-fauu.   •   ,;.-    .  .       . 
/  vP  ...  "^       C*  "*r/^-*^  ^"^ 
»■'.      — w  — — — ■  t-« 
'r  ■■•  3    " 
i  :::?dK'A?iox 
3.    The  officer  occnpriacT  the  position  ee  d.I.(teah)  1,  B«S«X,9 
Minietry  of  Defease,  nev  oceapicd  hy  Lt  Celonel  Vllliasi  S,  frites*  vill 
he  designated  os  the  USaF  Liaison  Officer  tor  OCBQ  oa  all  aatters  si 
ooralni  tho  interception  end  eaalrels  of  foreisa  non  to  awn  iot  cations 
elsatronio  oalaslone.     Lt  Torrent  *.  Hogg,  USB,  has  Wen  designated 
the  rspreseataUre  for  the  USB  end  014.  ^ 
<t>
(Page  2) 
AF0IN-1A3 
SUBJECT:   (Unci)  Liaison  with  GCHQ 
THRU: 
U.  S.  Air  Attache 
American  Embassy 
London,  England 
TO: 
Chief,  Liaison  Team 
Exchange  Program 
ATTN:  Colonel  Joseph  C.  Brewer 
1.  In 
Staff  advis 
the  British 
non-communi 
Leader  R.  J 
liaison  off 
this  nature 
Liaison  Off 
a  letter  dated  3  April  1952,  the  British  Joint  Chiefs  of 
ed  the  United  States  Joint  Chiefs  of  Staff  of  the  change  in 
arrangements  for  the  interception  and  analysis  of  foreign 
cations  electronic  emissions  and  proposed  that  Squadron 
.  Mitchell,  of  the  British  Joint  Services  Mission,  act  as 
icer  for  GCHQ  with  United  States  authorities  on  matters  of 
.  In  addition,  JCS  was  invited  to  nominate  United  States 
icers  for  GCHQ  on  these  matters. 
2.  The  proposal  that  S/L  Mitchell  act  in  this  capacity  was  agreed 
to  by  the  United  States  Services. 
3.  The  officer  occupying  the  position  as  A.I. (Tech)  1,  D.S.I. , 
Ministry  of  Defense,  now  occupied  by  Lt  Colonel  William  S.  Trites,  will 
be  designated  as  the  USAF  Liaison  Officer  for  GCHQ  on  all  matters  con- 
cerning the  interception  and  analysis  of  foreign  non-communications 
electronic  emissions.  Lt  Forrest  G.  Hogg,  USN,  has  been  designated  as 
the  representative  for  the  USN  and  USA. 
4.  The  British  Joint  Chiefs  of  Staff  will  be  advised  of  this  action 
by  the  United  States  Joint  Chiefs  of  Staff. 
BY  COMMAND  OF  THE  CHIEF  OF  STAFF: 
C.  C.  ROGERS 
Colonel,  USAF 
Actg.  Deputy  Director  for 
Collection  and  [???]ination 
Directorate  of  Intelligence 
SECURITY  INFORMATION