Lot
334 
Panama, Colombia 1902, Registration, 20c red brown on blue, blue "4588" handstamp, four margins with small flaw, used with 10c orange (18) tied by "Panama, 13 Jul 1903" duplex on telegraph domestic cover to Bolivar, red crayon "1", purple Barranquilla (7.18) arrival cds, Very Fine and choice, a scarce domestic registered use. Scott No. Colombia F13 + Panama 18 Estimate $300 - 400.