Here is a 3.20 pesos rate cover to Ecuador, postmarked E.R.V.2o BUENOS AIRES E., and two singles of a 50c commemorative, the 20c Small Cow Dark Blue, and the 2 Pesos. The cover is dated August 25, 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