Lot 20289 - 1939–42 Exchange Control: Group of three censored covers, including one incoming from South Africa, all bearing the red boxed "FOR EXCHANGE CONTROL" handstamp. Two examples show the scarcer shortened form "EXCHANGE CONTR

1939–42 Exchange Control: Group of three censored covers, including one incoming from South Africa, all bearing the red boxed "FOR EXCHANGE CONTROL" handstamp. Two examples show the scarcer shortened form "EXCHANGE CONTROL", with "FOR" omitted. One cover additionally bears U.S. Postage Due stamps. An unusual and desirable group illustrating wartime exchange control procedures. (3)