"FREE" EMBOSSED ENVELOPE. 1852 envelope (slight damage mainly on reverse) used in Ireland, Belturbet (Co. Cavan) to Dublin with 1d imperf (SG8) lettered DK, touched at lower left and upper left, tied "65" Irish numeral of Belturbet. Back stamped BELTURBET SE 12 1852. Unusual Irish usage. (Ref 105177).