Lot
320 
Panama, Colombia 1889, Registration, 10c red on yellowish, blue "3893" handstamp, used with Panama 1887 10c black on yellow, tied by sharp "Panama, 15 Ago 1891" duplex on cover to Montevideo, Uruguay, blue Panama sender's backstamp, endorsed "Via New York", red crayon "41", New York (8.24, 8.25) transit backstamps; trivial filing hole at left, Very Fine, a rare destination. Scott No. Colombia F10 + 11 Estimate $400 - 600.
Realized: $450