. . "Map met correspondentie van I. Jacobsen, lid van het Bestuur, september 1942 - april 1943."@nld . "Map met correspondentie van I. Jacobsen, lid van het Bestuur, september 1942 - april 1943."@nld . "Folder with correspondence from I. Jacobsen, member of the board of directors, september 1942 - april 1943"@eng . . "Folder with correspondence from I. Jacobsen, member of the board of directors, september 1942 - april 1943"@eng . . "Folder with correspondence from I. Jacobsen, member of the board of directors, september 1942 - april 1943"@eng . .