The study of the Stamps and Postal History of Ireland. GB used in Ireland pre 1922 and virtually anything to do with Irish philately. This can also include I.R.A. issues, Sinn Fein overprints etc.
An Irish Dilemma
Following the formation of the Provisional Government of Ireland in 1922, GB stamps were overprinted for use in the newly designated "I... Author Erinmancreated on:Apr-05-2008