Documentation regarding Jewish refugees from the Netherlands in Switzerland, and a lawsuit against the JDC organization by Israel Polak, a Jewish refugee from the Netherlands, 1943-1949 Documentation regarding Jewish refugees from the Netherlands in Switzerland, 1943-1947: - Correspondence between Saly Mayer and the Dutch Legation in Bern, regarding the transfer of relief to Jewish refugees from the Netherlands who arrived to Switzerland as stateless citizens; - Letter sent by the Dutch Legation regarding relief expenses for the Jewish refugees in Switzerland, including a list of names of the refugees, 11 March 1944; - Correspondence between Saly Mayer and Nathan Katz, a representative of Dutch Jewry, regarding financing that will be given to him soon due to his transfer of relief to refugees in Switzerland; - Correspondence between Saly Mayer and Gertrude van Tijn (Tyn), regarding the financing of help to the refugees by the Dutch Legation, March 1945; - Correspondence between Saly Mayer and the USJF [?], regarding the care of Jewish refugees from the Netherlands who are stateless citizens, 1945; Documentation regarding a lawsuit against the JDC organization by Israel Polak, a Jewish refugee from the Netherlands, 1943-1949: - Correspondence between Saly Mayer and various people regarding the entry of the Polak family into Switzerland, 1943; - Report regarding the situation of the Polak family in the Netherlands during the war, until the emigration of the family members, 17 September 1943; - Correspondence between Saly Mayer and Israel Polak, regarding his situation; - Correspondence between Saly Mayer and Gertrude van Tijn, regarding Israel Polak's lawsuit to be reimbursed the sum he deposited in exchange for an entrance visa to Switzerland, in the amount of 20,000 Swiss francs, 1946; - Correspondence between Saly Mayer and David Cohen, one of the former leaders of the Joodse Raad (Dutch Judenrat), regarding Polak's lawsuit, 1948.