| תיאור | שנה | סימול | |
|---|
| Copies of corresponderce of The Jewish Colonial Trust with personalities of the World Zionist Organization Executive, David Wolffsohn ,Ezechiel Tschlenow | 1907- 1916 | A121\25\6 | |
| Copies of correspondence of the Jewish Colonial Trust with several agencies | 1907- 1915 | A121\25\7 | |
| Letters and letters translated from French constitution from the Central Zionist Office in Cologne regarding the establishment of an Ottoman Agrarian Bank | 1911- 1911 | A121\8\5 | |
| J.H. Kann and his family visit Palestine as member of the Zionist Commission, decisions of the Zionist Commission, letters from the Palestine Office of the Zion Commonwealth, and more letters to Kann while staying in Palestine | 1919- 1920 | A121\31 | |
| Reports, views and memoranda regarding Jewish colonization, land property, acquisition, nationalization and land inheritance problems | 1917- 1919 | A121\5\1 | |
| Copies of correspondence the Jewish Colonial Trust and J.H. Kann regarding the victims of 1905 progroms in Russia, Circulairs and correspondence Jewish Colonial Trust regarding Jewish East European affairs | 1904- 1914 | A121\26\1 | |
| Balances and monthly reports of the Jewish Colonial Trust | 1911- 1911 | A121\33\4 | |
| Correspondence regarding Anglo-Palestine bank's guaranties by American and European authorities, during the First World War in Palestine, the Executive of the Zionist Organization, statements of Arthur Ruppin, Siegfried Hoofien, Henri Morgenthau, and others. | 1915- 1920 | A121\36\1 | |
| Law of concession for the Jerusalem - Betlehem Railway, firmans, balances and annual reports of the Ottoman Jaffa Jerusalem Railway Society, irrigation scemes for Jaffa , scemes for urban Jerusalem tramways and transportation | 1896- 1910 | A121\38 | |
| חוברת "מכתבים מן השואה": תעתיקים של מכתבים נבחרים מאת יעקובוס קאן, בעריכת נכדו איתמר ארבל, 1999 | 1940- 1945 | A121\219 | |
| העתקים של התכתבות עם הרצל | 1898- 1904 | A121\121 | |
| התכתבות עם דוד וולפסון | 1914- 1914 | A121\137\8 | |