◆ SpookStack

- FEDERAL BUREAU OF INVESTIGATION a UNITED STATES DEPARTMENT OF JUSTICE | a ae OS § Laboratory York Sheet so, + Recorded ; 7/30/51 EB ' Re: SBR: Informant File # | ' Coded messages sent by Lab. # @ LAB FILE Examination requested by: ‘~agpeienp isan Memo Ladd from Date of reference communication: July 26, 1951 Date received: 7-30-51 ‘ Examination requested: Cryptanalysis - Result of Examination: We gatcn ur Q = Ge Vv. Examination by: nay \" Ql Strip of white paper bearing letters beginning "I ETA EADRTER ...*. Qc2 Message from Maclean to his wife beginning "Had to leave unexpectedly eee. Qc3 Message from Burgess to his mother beginning "terribly sorry for my silence ...". Qcl, Message from Maclean to his mother beginning "I am quite all right oe". Also submitted: Statement of MARE