British Guiana 1934-51 KG5 Kaieteur Falls 4c slate-violet vertical pair with horizontal perfs omitted,'Maryland' unused forgery, as SG 291b - the word Forgery is either handstamped or printed on the back and comes on a presentatio……Details Below

British Guiana 1934-51 KG5 Kaieteur Falls 4c slate-violet vertical pair with horizontal perfs omitted,'Maryland' unused forgery, as SG 291b - the word Forgery is either handstamped or printed on the back and comes on a presentation card with descriptive notes