Correspondence of Aron Menczer with institutions and private people regarding the Kindertransport to England; personal matters and personal conflicts and conflicts within the movement - Correspondence of Aron Menczer with children's institutions in Eretz Israel, the Jewish Agency for Eretz Israel and Youth Aliyah in England; personal letters and personal requests to speed up the emigration process for the children; - Disagreements regarding the distribution of visas and legal aliya certificates among the various youth movements according to political indices; - Evaluations of Menczer's activities; - Booklet written by members of a youth group that made aliya and joined Kvutzat Degania; contents of the booklet: First impressions and Zionist and pioneer ideology; - Aron Menczer's Palestine Immigrant Certificate issued in the name of Adolf Menczer, 06 February 1939; - Letter sent by Aron Menczer's parents in Eretz Israel to their son, "Dolfi", in Vienna through the Red Cross, 21 January 1943 and his response mentioning his work with children from Theresienstadt, 18 June 1943.