Correspondence kept by Reuben Hecht with Betar institutions in Israel:
Correspondence with: Rafael Rosoff, Shilton Betar Paris, Uri Krantzen, Isaac Ramba, Yaakov Rubin, Wiernik, Yirmiyahu Halpern, S. Nadiv.
About: requests for financial aid, Zalman Levinberg, organization of Shilton Betar in Europe, Hecht rescue activities, educational materials, Fourth World Conference of Betar in Carlsbad (1947), Jabotinsky exhibit, youth village named after Joanna Jabotinsky.
(Hebrew, English, German).