Dr. Abraham Silverschein Archive: Correspondence with Herbert Silberbusch, Eretz Israel office representative in Bratislava, regarding the survivors of the ship, "Pentcho" Correspondence with Herbert Silberbusch, Eretz Israel office representative in Bratislava, regarding arranging the transfer of a group of illegal immigrants from Germany to Slovakia, and from there to Eretz Israel, on the ship, "Pentcho", and regarding Silberbusch's financial demands, the sinking of the ship, "Pentcho", and care for the survivors in Rhodes. Also in the file: - Data regarding the ship, "Pentcho" from 07 May 1940, and a list of 76 members of the "German Group" (?) and 13 members of the group from the Vyhne camp, 18 January 1941; - Agreement from 04 December 1940 with Dr. Baruch Confino, a ship owner from Sofia, regarding arranging for the ship, "Salvador" to collect the "German Group (?)" from Rhodes; - Letter from Dr. Confino regarding the sinking of the ship, "Salvador", dated 13 December 1940; - Copies of the notices issued by the Jewish Consistory in Sofia regarding its reservations concerning Dr. Confino's activities, December 1940.