Some time before 1431, the farms of Oeschenbach, Böschenhubel, Kleinhaus, Bruch, Oeschenberg, Rebelberg and Sage were assigned to the Court of Affoltern in the Amt of Trachselwald, while Oeschenbach village and 16 other farms or farm house groups went to the Court of Ursenbach in the Amt of Wangen.