#O13S1875 6c Specimen Stamp - executive, carmine
$57.50- $85.00 #O15S1875 1c Official Mail Stamp - interior, vermilion
$50.00- $75.00 #O10S1875 1c Specimen Stamp- carmine
$28.00- $40.00 #O72S1875 1c Official Mail Stamp - dark brown
$75.00- $105.00 #O58S1875 2c Official Mail Stamp - State, green carmine overprint
$77.50- $115.00 #4231912 $1 Franklin, violet brown, double line watermark
$62.50- $1,415.00 #O14S1875 10c Specimen Stamp - executive, carmine
$57.50- $85.00 #CZO51941 15c Canal Zone Official - type 1, gray black
$3.25- $27.50 #O541873 24c Black, Post Office Department, Hard Paper
$27.50- $200.00 #O83S1875 1c Specimen Stamp - War Dept. - deep rose, black overprint
$33.50- $47.50 #O25S1875 1c Official Mail Stamp - justice, black overprint, purple
$28.00- $40.00 #C133-501999-2012 Scenic Landscapes Airmails
$19.95- $56.95 #CZO21941 3c Canal Zone Official - type 1, deep violet
$1.75- $8.50 #O3S1873 3c - Official Mail Stamp - Department of Agriculture hard paper Specimen, yellow
$350.00- $475.00 #O1381985 14c Red, Blue and Black, Official Mail
$1.75- $24.75 #O1401988 25c Red, Blue and Black, Official Mail, coil
$1.40- $3.75 #O26S1875 2c purple, justice department, blue overprint
$50.00- $70.00 #O35S1875 1c Specimen Stamp - Navy Dept. - ultramarine
$29.00- $45.00 #O11S1875 2c Specimen Stamp- carmine
$48.00- $70.00 #O1582001 34c Red, Blue and Black, Official Mail
$1.75- $6.85