In this memorandum, Chilean DINA agent Enrique Arancibia Clavel writes to his superiors in the DINA. Arancibia Clavel mentions his meeting with José Osvaldo Ribeiro, alias ‘Rawson’, an agent of Argentine Army Intelligence Battalion 601. Rawson confirmed the murder of MIR militant Jean Yves Claudet Fernández. Efforts are being made to locate Edgardo Enríquez, leader of the MIR. Arancibia Clavel mentions that Rawson will soon travel to Santiago to learn the latest information on the JCR and the MIR.