Cryptonym: AMSTRUT-8
104-10413-10294: DISPATCH: LIFEAT PROGRESS REPORT/JULY 1963
08/27/63: Dispatch from COS, Mexico City to Chief, WH Division: .."A. IDENTIFICATION OF LEADS...(3) LIFEAT/CUBAN: LIFEAT coverage of two targets related to the AMSTRUT operation are of great interest to JMWAVE and Headquarters. Copies of the processed take from these lines are forwarded weekly to these customers. A recent and excellent roundup of AMSTRUT-8 done by Headquarters drew heavily on LIFEAT provided information. This roundup was very well done and greatly appreciated by the Station. During the reporting period nothing of interest was obtained from the coverage of the home of a Cuban Commercial Attache and it is planned to cut this coverage in the near future if it remains unproductive..."
104-10176-10222: DISPATCH: ACTIVITIES AGAINST PBRUMEN TARGETS IN OCTOBER AND NOVEMBER 1968
01/15/69: Dispatch from COS, Mexico City to Chief, WH Division (Info: Chief, WH/COG): Page 8: ..."J. AMSTET-1: AMSTET-1/Antonio Garcia sent a letter to the home of AMSTRUT-8, who in turn notified the Station to come and pick it up. The contetns of the letter were forwarded to Headquarters in MEXICO CITY-8130. This is a Headquarters case in which the Station participates only as a letter drop via AMSTRUT-8..."
09/03/71: Cable from Mexico City to Director: Slugline TYPIC MHSPAWN AMSTRUT: "1. KDGLACIERS have advised that Aturo Chaumont has been granted six month non-immigrant visa to work as chief buyer for Perforaciones S.A., owned by AMSTRUT-8. Our understanding from Sloman is that Chaumont was member of original Granma expedition who attempted commit suicide when caught by Batista forces. This apparently caused permanent damage to his mind, but Subject was kept on because of sense of loyalty to him on part of Fidel and Raul. If this correct suggest we have unique opportunity for prop play that would be especially damaging to Castro brothers. (AMSTRUT-16 reports that Raul Castro personally intervened to get Chuamont his visa to visit Mexico)..."