cover 10c Green type III (15), three large margins, ample at right, tied by "Bristol, R.I. Nov 5" c.d.s. on 1857 blue folded letter to Cuba, ms. "per Steamer Quaker State", red "New Paid York Nov 7" exchange h.s., blue "1" and "NA" h.s., blue Havana backstamp, this cover paid the 10c rate to Cuba via American Packet, very fine, with 1988 P.F. certificate photo