Panama, 1902, Registration, 20c on 10c brown red, blue "3012" handstamp, used with Panama 20c violet (19), two singles, each tied by "Panama, 14 Abr 1902" duplex on Kee correspondence cover to San Francisco Cal., New York (4.22) and San Francisco (4.27) backstamps; Chinese docketing at right, Very Fine. Scott No. Panama F5 + 19 (2)  Estimate $500 - 750. THIS WAS THE FIRST DAY OF THE NEW RATES, AND THEREFORE THE FIRST DAY OF PANAMA F5. On April 14th 1902, postal rates were double. The stock of the provisional registration stamps was surcharged with a "20" over each 10c. $0 (Image)

Panama, 1902, Registration, 20c on 10c brown red, blue "3482" handstamp, used with Panama 10c orange, 50c bister brown, tied by partial "Panama, 3 May 1903" duplex on cover to England, New York (5.13) backstamp transit and registry exchange label affixed, London (5.22) arrival oval, crayon markings, Very Fine. Scott No. Panama F5 + 18, 20  Estimate $300 - 400. $0 (Image)

Panama, 1902, Registration, 20c on 10c brown red, manuscript "4066", used with Colombia A.R. 5c vermilion pair and on reverse Panama 10c orange pair, 20c violet, tied by purple "Colon, 9 Dic 1902" duplex on Kee correspondence cover to San Francisco Cal., New York (12.16) and San Francisco (12.21) backstamps; opened on three side for display, reduced at left, Very Fine. Scott No. Panama F5 + 18 (2), 19, Colombia H2 pair  Estimate $200 - 300. $0 (Image)

Panama, 1902, Registration, 20c on 10c brown red, local non-serif overprint, purple "20" non-serif overprint handstamp, manuscript "524" number, used with Panama 1895 20c violet, two singles tied by purple "Bocas del Toro, 17 Jul 1902" cds on pink cover to San Francisco Cal., blue Mobile (7.22) transit backstamp with Mobile registry label (FX-MO1) affixed, San Francisco (7.28) arrival backstamp, Chinese docketing and handstamp, Very Fine. Scott No. Panama F5 var. + 19 (2)  Estimate $1,000 - 1,500. ONE OF ONLY TWO RECORDED USAGES OF THIS BOCAS DEL TORO LOCAL NON-SERIF SURCHARGE REGISTRY STAMP. This cover shows that Bocas del Toro used registry stamps with a local surcharge and are not currently listed in the catalogs. Both usages showing this surcharge were sent on July 17th 1902. $0 (Image)

Panama, 1902, Registration, 20c on 10c brown red, local serif overprint, violet black "20" serif overprint handstamp, manuscript "386" number, used with Panama 1895 20c violet, block of four, faulty at top, tied by four strikes of purple "Bocas del Toro, 11 Abr 1903" cds on large cover to San Francisco Cal., endorsed "Via Mobile", blue Mobile (4.17) transit backstamp with Mobile registry label (FX-MO1) affixed, San Francisco (4.25) arrival backstamp; edge wear and some extra glue, F.-V.F. Scott No. Panama F5 var. + 19 (4)  Estimate $1,000 - 1,500. THE ONLY RECORDED USAGE OF THIS BOCAS DEL TORO SERIF LOCAL SURCHARGE REGISTRY STAMP. $0 (Image)