Lot
595 
Mexico, Official, 1884, red, on 1887 tan overall shaded official cover from the Maritime Customs office to Saint Thomas, tied by Progreso oval handstamp, reverse with N.Y. transit and receiving cds; some light perf toning and small scuff, still Very Fine, the only known cover with official stamps sent abroad other than a handful sent to the U.S. Scott No. O1 Estimate $400 - 600.
Realized: $500