1970-74 6c-21c Regular Issue set of 11 stamps, 1971 8c Dwight D. Eisenhower, perf 11 x 10 1/2, 1971 8c United States Postal Service Emblem, 1971 8c Dwight D. Eisenhower, deep claret, 1971 8c Flag and White House, perf 10 vertical, 1969 6c Flag and White House, Perforated 10 Vertically, 1966 4c Prominent Americans: Abraham Lincoln, perf 10 vertical, 1967 6c Prominent Americans: Franklin D. Roosevelt, perf 10 horizontal, 1974 6.3c Liberty Bell, rotary press coil, veritcal perf 10, 1973-74 10c 50-Star and 13-Star American Flags, coil, 1975 3c Prominent Americans: Francis Parkman, perf 10 horizontal, 1981 5C Washington Redrawn, Coin, Perf 10, 1968 6c Prominent Americans: Franklin D. Roosevelt, perf 10 vertical. As a result, the International Atomic Energy Agency was created. An 8 cent Eisenhower stamp is worth 8 cents used as postage. mso-hansi-font-family:Cambria;