Great Britain 1902 1s green & carmine (Board of Education) Official, SGO82Great Britain 1902 1s green & carmine (Board of Education) Official, SGO82. A superb quality used example beautifully tied to a small piece by a crisp circular date stamp leaving a clear profile. An exceptional example of this rare Board of Education government official stamp and the finest used example we have ever handled. The Queen Victoria stamps for the Board of Education were not issued until after the death of the Queen. They were issued at the