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Cryptonym: PLMHCONGA

Definition:
PLMHCONGA was the cryptonym for all significant cable traffic relating to the then current Congressional investigation of CIA, or simply the Congressional investigation of CIA.
Status:
Documented
Discussion:
Cables in October of 1975 defined the cryptonym PLMHCONGA in the terms mentioned above.
Sources:

104-10400-10311: DOCUMENTS RELATING TO TRAVEL ABROAD BY CONGRESSIONAL INVESTIGATIVE PERSONNEL.

10/21/75: Cable to Withheld: Slugline RYBAT PLMHCONGA: FOR ACOS AND (REDACTION): "1. House Select Committee plans hold hearings on DESTRY Project 29 October. Request (REDACTION) plan review PLDEFINE material with Chief Europe on 27 October and arrange be Headquarters not later than afternoon 28 October. 2. Please use above slug for future significant traffic related to the current Congressional investigations. In cases of unusual sensitivity, you may use PLKMBALL slug for such traffic at your discretion."

104-10400-10311: DOCUMENTS RELATING TO TRAVEL ABROAD BY CONGRESSIONAL INVESTIGATIVE PERSONNEL.

10/23/75: Cable to Withheld: Slugline ADMIN: "1. All significant cable traffic relating to the current Congressional investigation of CIA should carry IDEN slug. 2. In cases of unusual sensitivity addressees may use PLARGYLE rather than IDEN slug. In such instances, NE Division will assure that appropriate HQs components are apprised of pertinent portions of those messages." - - - Page 87: "IDEN: PLMHCONGA."

104-10400-10311: DOCUMENTS RELATING TO TRAVEL ABROAD BY CONGRESSIONAL INVESTIGATIVE PERSONNEL.

10/24/75: Cable to Withheld: Slugline RYBAT ADMIN PLMHCONGA: REF: DIRECTOR 759843: "1. Effective immediately all correspondence relating to IDENTITY must bear the sensitivity indicator RYBAT and the cryptonym PLMHCONGA. 2. For unusually sensitive cases, Chiefs of Station may at their discretion use the divisions (PLMPTACT) privacy channel. 3. All information relating to IDENTITY must be sent to HQs via cable repeat cable." Releasing Officer: Theodore G. Shackley, CEA. - - - Page 80: "IDENTITY is: Congressional investigation of the Agency..."

Contributors:
Gavin McDonald

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