#O27P31873 3c Official Mail Stamp Justice, purple
$19.00 #O10P41873 1c Official Mail Stamp executive, carmine
$9.50- $15.00 #O52P41873 12c Official Mail Stamp - post office, black
$8.00- $12.50 #O45P41873 90c Official Mail Stamp - ultramarine on card
$7.50 #O11P41873 2c Official Mail Stamp - carmine
$9.50- $15.00 #O91P41873 24c Official Mail Stamp - War, rose
$7.50- $12.00 #O62P31873 10c Official Mail Stamp - plate on India, green
$27.50 #O1081879 3c Black, Post Office Department, Washington, Soft Paper
$10.00- $30.00 #O40P41873 10c Official Mail Stamp - ultramarine
$7.50- $12.00 #O13P31873 6c Plate Proof - executive, carmine
$20.00 #O471873 1c Black, Post Office Department, Hard Paper
$12.75- $25.00 #O84P41873 2c Official Mail Stamp - War, rose
$7.50- $12.00 #O13P41873 6c Official Mail Stamp - executive. Carmine
$9.50- $15.00 #O57P41873 1c Official Mail Stamp - State, green
$8.00- $12.50 #O66P41873 30c Official Mail Stamp - State, green
$7.50- $12.00 #OX21879 Post Office Seal - thin paper, perf 12, red brown
$1.25- $4.95 #O44P41873 30c Official Mail Stamp - ultramarine
$7.50- $12.00 #O8P41873 24c Official Mail Stamp -Agriculture, yellow
$7.50- $12.00 #O90P41873 15c Official Mail Stamp - War, rose
$7.50- $12.00 #O32P41873 24c Official Mail Stamp -plate on card, purple
$12.00