#RB12a1875-81 2c Proprietary Stamp - silk paper, brown
$3.25- $5.00 #RB13b1875-81 3c Proprietary Stamp - watermark, perf, orange
$4.00- $6.00 #RB341914 3/8c Proprietary Stamp - offset, watermark, perf 10, black
$0.65- $1.00 #RB11a1875-81 1c Proprietary Stamp silk paper, green
$2.25- $3.50 #RB321914 1/8c Proprietary Stamp - offset, watermark, perf 10, black
$0.50- $1.00 #R1151871 50c US Internal Revenue Stamp - blue & black
$1.50- $6.50 #RB651919 1c Proprietary Stamp - offset, perf 11, dark blue
$0.50- $0.75 #RB12b1875-81 2c Proprietary Stamp - watermark, perf, brown
$2.25- $3.25 #R2481917 $100 US Internal Revenue Stamp - no gum, perf 12, green
$2.50- $59.00 #RB661919 2c Proprietary Stamp - offset, perf 11, dark blue
$0.50- $1.00 #RB671919 3c Proprietary Stamp - offset, perf 11, dark blue
$1.00- $2.50 #RB691919 5c Proprietary Stamp - offset, perf 11, dark blue
$1.50- $5.00 #R681862-71 $1 US Internal Revenue Stamp - Foreign Exchange, old paper, red
$1.00- $1.50 #RB241898 1c Proprietary Stamp - Rouletted 5 1/2, dark green
$0.65- $3.50 #R1351872 2c US Internal Revenue Stamp - orange & black
$0.65- $1.00 #R1621898 1/2c US Internal Revenue Stamp -Battleship, dark gray
$0.50- $1.00 #RB361914 1 1/4c Proprietary Stamp - offset, watermark, perf 10, black
$1.95- $10.00 #RB581914 4c Proprietary Stamp - offset, watermark, perf 10, black
$0.65- $1.25 #R2171914 $1 US Internal Revenue Stamp - Liberty, engraved, green
$0.80- $90.00 #R1541898 1c US Internal Revenue Stamp - Intricate Revenue overprint, type B, green red
$0.50- $69.00