#RB471914 1/2c Proprietary Stamp - offset, watermark, perf 10, black
$4.25- $6.75 #RB511914 11/2c Proprietary Stamp - offset, watermark, perf 10, black
$3.50- $6.75 #RB491914 1c Proprietary Stamp -offset, watermark, perf 10, black
$5.75- $8.50 #RB561914 31/8c Proprietary Stamp - offset, watermark, perf 10, black
$4.75- $14.00 #RB541914 21/2c Proprietary Stamp - offset, watermark, perf 10, black
$1.50- $3.25 #RB531914 2c Proprietary Stamp - offset, watermark, perf 10, black
$6.75- $11.00 #RB581914 4c Proprietary Stamp - offset, watermark, perf 10, black
$0.65- $1.25 #RB521914 17/8c Proprietary Stamp - offset, watermark, perf 10, black
$1.15- $2.25 #RB361914 1 1/4c Proprietary Stamp - offset, watermark, perf 10, black
$1.95- $10.00 #RB601914 5c Proprietary Stamp - offset, watermark, perf 10, black
$3.75- $8.50 #RB571914 33/4c Proprietary Stamp - offset, watermark, perf 10, black
$10.00- $28.50 #RB461914 3/8c Proprietary Stamp - offset, watermark, perf 10, black
$0.70- $1.50 #RB501914 11/4c Proprietary Stamp - offset, watermark, perf 10, black
$0.65- $1.25 #RB711919 10c Proprietary Stamp - offset, perf 11, dark blue
$4.50- $17.00 #RB341914 3/8c Proprietary Stamp - offset, watermark, perf 10, black
$0.65- $1.00 #RB451914 1/4c Proprietary Stamp - offset, watermark, perf 10, black
$0.50- $0.75 #RB681919 4c Proprietary Stamp - offset, perf 11, dark blue
$1.00- $3.75 #RB481914 5/8c Proprietary Stamp - offset, watermark, perf 10, black
$0.50- $1.00 #RB691919 5c Proprietary Stamp - offset, perf 11, dark blue
$1.50- $5.00 #RB13b1875-81 3c Proprietary Stamp - watermark, perf, orange
$4.00- $6.00