A series of stamps with no denomination on them except for an "A" indicating the price of the stamp. These were issued in 1978 when the price increase for a stamp was as yet unknown when printed. They were 15¢ stamps.
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Letter Rate 10¢ Package Rate 10¢ Postcard Rate 7¢ Effective 9/14/1975 Great Britain 7/25/1978 World's First Test Tube Baby Born Louise Joy Brown was born at Oldham and District General Hospital in Manchester, England to Lesley and Peter Brown. She was the world’s first baby to be conceived through in vitro fertilization.United States 9/17/1978 Camp David Accords Signed Egyptian President Anwar el-Sadat and Israeli Prime Minister Menachem Begin signed the Camp David Accords at the White House under President Carter thus laying groundwork for a permanent peace agreement between the two countries. American President Jimmy Carter (1/20/1977-1/20/1981) British Prime Minister James Callaghan (4/5/1976-5/4/1979) German President Walter Scheel (7/1/1974-6/30/1979)