#RK121906 $2.50 dk bl, fee stamp, perf 10
$26.50- $40.00 #RK241924 $2.50 bl, fee stamp, perf 11
$22.00- $35.00 #RK271925-52 $1 vio, fee stamp, perf 10
$36.50- $57.00 #RK61906 $5 brn red, fee stamp, perf 12
$34.00- $52.00 #RI71935 11 1/4c Potato Tax Stamp - deep-orange, engraved, unwatermarked, perf 11
$3.95- $5.95 #RI81935 18 3/4c Potato Tax Stamp - bio-brown, engraved, unwatermarked, perf 11
$9.50- $14.00 #RJ101934 $10 org, engr, dl wmk, perf 11
$9.00- $40.00 #51752017 First-Class Forever Stamp - President John Fitzgerald Kennedy (1917-1963)
$0.30- $42.00 #RS187d1862 4c Proprietary Medicine Stamp - New York Pharmacal Association, black, watermark 191R
$35.50 #RK51906 $2.50 dk bl, fee stamp, perf 12
$2.50- $3.75 #RK341925-52 $1 vio, fee stamp, perf 11
$3.50- $5.25 #RI111935 93 3/4c Potato Tax Stamp - rose lake, engraved, unwatermarked, perf 11
$16.50- $25.00 #WS91942 50c War Savings stamp, deep ultramarine, unwatermarked
$2.50- $8.00 #RI101935 75c Potato Tax Stamp - blue, engraved, unwatermarked, perf 11
$15.00- $22.50 #RS91d1862 4c Proprietary Medicine Stamp - black, watermark 191R
Call for Availability #RB431914 5c Proprietary Stamp - offset, watermark, perf 10, black
$95.00- $140.00 #R1251871 $3 US Internal Revenue Stamp - blue & black
$35.00- $75.00 #RJ111934 $20 ol bis,engr, dl wmk, perf 11
$12.50- $90.00 #RK41906 $2 brn, fee stamp, perf 12
$7.50- $10.00 #RK191906 $5 brn red, fee stamp, perf 11
$4.50- $7.00