"Josef Frenkiel letter"@eng . . "The letter, sent by Josef Frenkiel from Algiers in 1939 via the International Red Cross, inquires as to whether members of his family still live in Warsaw, Poland. The response, on the opposite side of the first letter, also written in 1939, revealed that members of Frenkiel's family were still living in Warsaw, Poland."@eng . . . "Josef Frenkiel letter"@eng . . "folder\n\n1"@eng . . .