Shield, Five Bars, Pointed Closed Top, Type 2, Rohloff Q-2, ties 1861 10c green to cross-border cover to St. John, New Brunswick, British America, postmarked with "Waterbury Con / Oct / 8 / 66" double-circle c.d.s., with "Saint John / OC 5 / 1966" double split-ring arrival backstamp, adhesive with some toned perfs and blunt perfs from being affixed near envelope edge, some adhesion remnants to reverse of cover, a fine and rare foreign destination usage, illustrated in Rohloff (fig. 253); ex Rohloff, Eubanks.