2D BLUE Pl. 4 (BD)(SG19) ON COVER DUBLIN TO GALWAY. Letter Dublin to 'Loch Canton Clifden by Galway' dated Mar 29th 1855 with fine 2d blue pl.4 S.C.16 (SG19) lettered BD, showing CORROSION MARKS 'D' SQUARE tied "186" numeral of Dublin. On reverse Dublin date stamp MR 29 1855 and CLIFDEN receiver MR 30 1855. (Ref 92419).