| תיאור | שנה | סימול | |
|---|
| "Bodenerwerb und Bodenkredit in Palaestina", essay for the members of the Action Committee, Berlin | 1914- 1914 | A12\15 | |
| Allgemeine Juedische Kolonisations-Organisation (A.J.K.O.) (General Jewish Colonisation Organisation)x | 1908- 1917 | A12\70 | |
| Palaestina Baugesellschaft m.b.H., Berlin | 1919- 1921 | A12\103 | |
| Palestine Land Development Company, Jaffa | 1914- 1919 | A12\111 | |
| British East Africa, colonisation project | 1904- 1905 | A12\74 | |
| Letter to the Head Office of the Jewish National Fund in The Hague on the issue of cooperation between Keren Kayemeth and Keren Hayesod | 1920- 1920 | A12\20 | |
| Jewish National Fund in Jerusalem and London | 1923- 1923 | A12\23 | |
| Letter of Nahum Sokolow to Otto Warburg, 5.4.1910 | 1910- 1910 | A12\159 | |
| Planting Society "Palaestina", Berlin | 1906- 1914 | A12\13 | |
| Circulars and correspondence from the Palestine Land Development Company | 1908- 1915 | A12\109 | |
| Statements on the situation of the Jews in Poland and Rumania | 1916- 1917 | A12\62 | |
| Supply of merchandise to Palestine (technical equipment, medications, etc)x | 1919- 1922 | A12\76 | |