Since at least 1960, Matlack worked closely with CIA Defector Coordinator George Aurell: Request for Approval of Liaison, 12/8/60, HSCA Segregated CIA Collection, Box 44 / NARA Record Number: 104-10121-10016.
George Aurell was CDC Coordinator: Memorandum for the Record by Howard J.
Osborn, Deputy Chief, SR Division, 1/15/62,
Reel 7, Folder U -- Anatoliy Golitsyn, NARA Record Number: 1994.05.31.13:11:40:430005.
Matlack also worked with the CIA in analyzing long lists of reports made by
notorious defectors such as Anatoly Golitsyn. Odds are high that Matlack would have been
intimately familiar with the story behind the re-defector Lee Oswald: Memo from IDC Chairman Thomas Bland to the IDC
membership, pp. 1-2, 1/24/63, HSCA
Segregated CIA Collection (microfilm - reel 8: Golitsyn - Hernandez)/NARA Record
A CIA memo,
probably written by Angleton's man John Mertz, told the Warren Commission that
the IDC only handled "foreign persons who defect to the United States, rather than defectors from the United States
to an iron curtain country": Meeting
of the President's Committee on the Warren Report, 12/1/64, p. 2, Russ
Holmes Work File /NARA Record Number:
Mike Sylwester, an Air Force major who served on the Interagency Defector Committee for ten years, believed that it wasn't clear whether the IDC or another CI agency would have jurisdiction for a re-defector such as Oswald...: Mike Sylwester, "Why Didn't the Intelligence Community Interview Oswald About the Soviet Union?" pp. 3-4, The Third Decade, Volume 9, No. 4, May 1993.
An Army Intelligence memo states that de Mohrenschildt, "a business associate of Vice President L. B. Johnson, traveled with Charles in 1963 when he visited various U.S. government officers, both in Washington and in New York: Army Intelligence "Disposition Form", 9/5/68, recounted in Douglas P. Horne's Inside the Assassinatons Records Review Board, Volume V (MFF, 2009), p. 1491.
On 4/26/63, the evidence indicates that Gale Allen of the Domestic Operations Division and de Mohrenschildt were in the same part of Washington, D.C.: HSCA Segregated CIA Collection, Box 41/NARA Record Number: 1993.07.23.18:41:28:060330.
In a 2004 interview, Allen believed that he had made this request on behalf of someone else who had plans for de Mohrenschildt: Interview with David Kaiser, 6/19/04, discussed in Kaiser's Road to Dallas, p. 187.
This man with plans was apparently C. Frank Stone, also of the Domestic Operations Division, who asked staffer Anna Panor to request more information on de Mohrenschildt: Beth Ann Lichtenfels, de Mohrenschildt File Review, circa 1978, HSCA Segregated CIA Collection (staff notes)/NARA Record Number: 180-10141-10454.
Stone circulated a routing sheet for the 4/26/63 request , which was reviewed by Gale Allen and "Bessette": HSCA Segregated CIA Collection, Box 14 / NARA Record Number: 104-10070-10076.
On the 29th, Leo Dunn at the Personnel Security Division provided DOD with a 1958 summary of de Mohrenschildt's activities, which stated that certain derogatory information could be used to determine the right level of contact with de Mohrenschildt: Memorandum for the Record, SA/PSD Leo Dunn, 4/29/63, HSCA Segregated CIA Collection, Box 41 / NARA Record Number: 104-10113-10011.
Anna Panor wrote a 5/9/63 memo to Stone, suggesting that more information could be obtained by contacting Thomas Schreyer, a high-level covert action officer in the office of Legend Maker #2 Cord Meyer: Response to Request for Traces by REDACTED. Russ Holmes Work File/NARA Record Number: 104-10436-10014.
...At their last meeting, de Mohrenschildt assured Bush's partner Thomas Devine that Charles would make an excellent president once they got rid of Duvalier: Contact Report, 5/21/63, by C/DO/ODEO C. Frank Stone re WUBRINY/1 (Thomas Devine)
De Mohrenschildt's friend Herbert Itkin was now the registered agent for Haiti's "government in exile": CIA memo, 8/29/72, NARA Record Number: 1993.07.24.08:41:29:500310.
Itkin said that George came to help out: Warren Hinckle, Bill Turner, Deadly Secrets, p. 237.
"Mr. Zagorski" at the State Department considered Charles to be close to the Duvalier government, to be involved in several shady financial dealings, and, in general, to be an undesirable character: Memorandum for the Record from A. H. Czajkowski re Clemard Charles, 5/10/63, p. 3, Reel 52, Folder C -- George de Mohrenschildt.
Another memo reports de Mohrenschildt displaying a "Casimir painting with Duvalier slogans" while talking up the regime to his guests during one of his house parties in Haiti: Memorandum by Joseph G. Benson, re report on George de Mohrenschildt by Paul Johnson of the Haitian-American Institute, 9/18/64, HSCA Segregated CIA Collection (microfilm - reel 5: Conte - De Mohrenschildt)/NARA Record Number: 104-10166-10294.
Czajkowski reported that Matlack thought the US should continue to "play ball with Charles" because if Duvalier could be removed, a cousin of Charles was in position to take over power: Memorandum for the Record from A. H. Czajkowski re Clemard Charles, 5/10/63, p. 4, Reel 52, Folder C -- George de Mohrenschildt.