#O38P41873 6c Official Mail Stamp - ultramarine
$13.50- $20.00 #O42P41873 15c Official Mail Stamp - ultramarine, navy
$7.50- $12.00 #O35P41873 1c Official Mail Stamp - ultramarine
$8.00- $12.50 #O39P41873 7c Official Mail Stamp - ultramarine, navy
$8.00- $12.50 #O60P41873 6c Official Mail Stamp - State, green
$15.00- $23.00 #O21P41873 15c Official Mail Stamp - vermilion
$9.50- $12.00 #O90P41873 15c Official Mail Stamp - War, rose
$7.50- $12.00 #O20P41873 12c Official Mail Stamp - interior, vermilion
$7.50- $12.00 #O63P41873 12c Official Mail Stamp - State, green
$7.50- $12.00 #2851898 1c Trans-Mississippi Exposition: Marquette on the Mississippi
$3.75- $150.00 #O47P41873 1c Official Mail Stamp - post office, on card
$7.50- $12.00 #RB471914 1/2c Proprietary Stamp - offset, watermark, perf 10, black
$4.25- $6.75 #O53P41873 15c Official Mail Stamp - post office, black
$8.00- $12.50 #O991879 6c Vermillion, Department of the Interior, Lincoln, Soft Paper
$10.00- $100.00 #O88P41873 10cOfficial Mail Stamp - War, rose,
$7.50- $12.00 #O91P41873 24c Official Mail Stamp - War, rose
$7.50- $12.00 #RB27p1898 2c Proprietary Stamp - hyphen hole, violet brown
$1.25- $12.50 #O52P41873 12c Official Mail Stamp - post office, black
$8.00- $12.50 #O68P41873 $2 Official Mail Stamp - State, green & black
$32.00- $47.50 #O92P41873 30c Official Mail Stamp - War, rose
$7.50- $12.00