1872 (12 Aug.) entire letter from San Juan to New York (20.8 arrival) bearing G.B. 1865 4d. horizontal pair (plate 12, one affected by filing crease), tied by "C61" in oval bars, left stamp additionally tied by "PORTO-RICO/C/PAID" c.d.s. in red with arrival c.d.s. adjacent, St. Thomas transit c.d.s. (13.8) on reverse