Recorded interview of Isaac Weissman conducted by Chaim Avni from the Hebrew University regarding Weissman's activities in Portugal during the Holocaust period, 1961 41 pp., German. Also in the file: - Report submitted by Isaac Weissman regarding the conditions of the illegal refugees in Portugal, the assistance he implemented and the lack of understanding among the various Jewish organizations, 20 March 1943; - Survey regarding the activities of Isaac Weissman in Portugal (17 pp., German).