Here is a 5.80 pesos rate cover to Massachusetss, U.S., postmarked EL PALOMAR 73, and bearing a horizontal pair of the 40c, a single 1 Peso Antartica, and two singles of the 2 Pesos. The cover is dated July 18, 1952. Quick links: Complete Listing / 2P Continental Grain / 1937 to England / 1938 to Germany ( 1 2 ) / 1938 to US / 1939 to France / 1939 to Germany / 1941 to US ( 1 2 3 ) / 1943 to England / 1944 to US / 1945 to Switzerland / 1947 to US / 1951: Belgium Denmark England / 1952: Ecuador Germany US / 1954 to US / 1956 to Germany / 1957 to US