#RB20p1898 1/8c Proprietary Stamp - hyphen hole, yellow green
$0.50- $0.85 #RB21p1898 1/4c Proprietary Stamp - hyphen hole, brown
$0.50- $0.75 #RB23p1898 5/8c Proprietary Stamp - hyphen hole, deep ultra
$0.50- $0.85 #RB25p1898 1 1/4c Proprietary Stamp - hyphen hole, violet,
$0.55- $0.85 #RB221898 3/8c Proprietary Stamp - Rouletted 5 1/2, deep orange
$0.55- $150.00 #RB241898 1c Proprietary Stamp - Rouletted 5 1/2, dark green
$0.65- $3.50 #RB211898 1/4c Proprietary Stamp - Rouletted 5 1/2, brown
$0.50- $0.75 #RB201898 1/8c Proprietary Stamp - Rouletted 5 1/2, yellow green
$0.50- $95.00 #RB251898 1 1/4c Proprietary Stamp - Rouletted 5 1/2, violet
$0.50- $0.85 #RB271898 2c Proprietary Stamp - Rouletted 5 1/2, violet brown,
$0.65- $2.25 #RB231898 5/8c Proprietary Stamp - Rouletted 5 1/2, deep ultra
$0.50- $0.75 #RB28p1898 2 1/2c Proprietary Stamp - hyphen hole, lake
$0.65- $10.00 #RB27p1898 2c Proprietary Stamp - hyphen hole, violet brown
$1.25- $12.50 #RB281898 2 1/2c Proprietary Stamp - Rouletted 5 1/2, lake
$0.65- $7.50 #R131862-71 2c US Internal Revenue Stamp - proprietary, old paper, blue
$0.65- $1.00 #RB541914 21/2c Proprietary Stamp - offset, watermark, perf 10, black
$1.50- $3.25 #RC181918-34 $60 Future Delivery Stamp - type I, brown
$1.50- $115.00 #RB671919 3c Proprietary Stamp - offset, perf 11, dark blue
$1.00- $2.50 #RD21918-22 2c Stock Transfer Stamp, carmine rose, horizontal overprint, perf 11
$0.50- $1.00 #R1641898 2c US Internal Revenue Stamp -Battleship, carmine rose
$0.65- $1.00