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Argentina Early Large Stamp Die Proof Die proof with matching sheep photograph
Buy: $162.50
Argentina 4 Color Mint Stamp Proof Set on India Paper
Buy: $52.00
Honduras Stamps # 1892 VF 10 proof pairs
Buy: $126.75
Argentina Rare 1926 Large 25¢ Brown Stamp Large die proof on matching print
Buy: $162.50
Chile 1910, 5c Battle of Maipo, PROOF OF FRAMES, American Bank Note Co. #86
Buy: $29.99
Panama 1909 1c PROOFS on thin card, frame and center, American Banknote Co. #197
Buy: $79.99
Panama 1915, 10c Culebra, PROOFS center+frame GUTTER PAIRS, archival, RRR  #211
Buy: $49.99
Panama 1920's, liquor tax fiscal, perforated PROOF, American Banknote archive NH
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GUATEMALA C196 MNH,1953 Quetzal SCV $25 (2020) Free shipping
Buy: $8.95
VENEZUELA 1893-1898 SPECIMEN SETS & PROOF F/XF MNH WITH CERTIFICATE
Buy: $95.00
Argentina 1859 Buenos Aires, 4R, 1P, 2P Liberty Head, Lichtenstein reprint #9-11
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Panama 197P Vignette & Frame Proof on Card Margin Blocks of 8 Stamps CANAL ZONE
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Colombia 1944, 2c oil wells, IMPERF PROOF, from American Banknote archives, #498
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Honduras Stamps VF 15 proof pairs
Buy: $130.00
Panama Stamps VF 8¢ Green Vignette Essay & Missing Vignette Proof Set
Buy: $227.50
Panama Stamps XF 1917 Proof On Card Pairs
Buy: $65.00
Panama 1920's, liquor tax fiscal, IMPERF PROOF, American Banknote archives
Buy: $14.99
Honduras 1949, 1L Recinto IMPERFORATE PROOF pair, American Bank Note Co. #C178
Buy: $16.99
Panama 1915, 20c Arch, PROOFS center+frame in GUTTER PAIRS, archival, RRR  #212
Buy: $49.99
Colombia 1944, 5c coffee, IMPERF PROOF, from American Banknote archives, #499
Buy: $6.99
Argentina 1858 Buenos Aires, 2p and 3p steamship, Lichtenstein reprints #2-3
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BRAZIL -  Scott 628-632  - VF NGAI - Plate Proof set on cards
Buy: $28.97
Colombia 1944, 1c Bolivar, IMPERF PROOF, from American Banknote archives, #497
Buy: $9.99
Argentina 1940's? Jose Hernandez Author Martin Fierro Unadopted Sunken Die Proof
Buy: $200.00
Panama 1915, 2.5c Ruins, PROOFS center+frame, archival, RRR  #208
Buy: $49.99
Colombia 1944, 2c oil wells, IMPERF PROOF, from American Banknote archives, #498
Buy: $19.99
Nicaragua 1928 1c Numeral, PROOF PAIR, from American Banknote archives, #RA37
Buy: $4.99
Panama 1915, 3c Palace, GUTTER PAIR PROOFS center+frame, archival, RRR  #209
Buy: $49.99
Panama Stamps VF 5¢ Green Vignette Essay & Missing Vignette Proof Set
Buy: $227.50
Paraguay Rare Card Proof Set of 1911 with 23 Separate Values
Buy: $330.20
Nicaragua Stamps # J42 Proof Rare
Buy: $48.75
Argentina Rare Early 15¢ Blue Large Stamp Die Proof Includes original photo
Buy: $162.50
El Salvador 1935, 4 val. Runner, IMPERF PROOF, American Bank Note Co. #C36-9
Buy: $15.99
Argentina Stamps XF Proof Pair
Buy: $32.50
Nicaragua 1937 1c Numeral, PROOF PAIR on card, from Am. Banknote archives, #RA43
Buy: $5.99
24 PANAMA 1945-1946 REVENUE LARGE DIE PROOF INDEX COPY CARDS W/ MASTERS EX. ABNC
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Nicaragua Scott #760 IMperforate Proof and Center Vignette Proof MNH
Buy: $45.00
URUGUAY 1942 FIGUEROA IMPERFORATE VERTICAL PAIR PROOF -2
Buy: $19.50
Peru Stamps Cardboard proof Revenue Cardboard Proof Clean
Buy: $16.25
Uruguay FIRST NATIONAL RAILWAY COMPANY 1967 Artwork
Buy: $199.00
Colombia 1944, 20c Rovira, IMPERF PROOF, from American Banknote archives, #500
Buy: $14.99
Venezuela 1904, 25c Bolivar, imperf. proof pair, American Bank Note Co. #AR29
Buy: $9.99
Nicaragua 1937 1c Numeral, PROOF strip(x3), from Am. Banknote archives, #RA43
Buy: $3.99
Nicaragua 1937 1c Numeral, PROOF on card, from Am. Banknote archives, #RA43
Buy: $5.99
MEXICO, MINT, #O10-22, OG HR/LH, CS/13, BLACK PROOF SET, CLEAN, SOUND & CENTERED
Buy: $1495.95
Peru 1928, 15c de la Mar, IMPERF PROOF, American Bank Note Co. archives, #245A
Buy: $24.99
2 PANAMA CIGAR BAND REVENUE ABNC PROOF INDEX COPY CARDS 1990 ARCHIVES SALE
Buy: $549.99
26 PANAMA 1917 & BEYOND REVENUE PROOF INDEX COPY CARDS W/ MASTERS EX ABNC
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Honduras 1933, 10c President IMPERFORATE PROOF pair, American Bank Note Co. #320
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El Salvador 1935, 3c + 1 col., IMPERF PROOF, American Bank Note Co. #559,567
Buy: $11.99
URUGUAY 1942 FIGUEROA IMPERFORATE VERTICAL PAIR PROOF -1
Buy: $19.50
Chile #YTBF22 MNH S/S 1975 Mandiola Rencoret Mena Valenzuela [473-476]
Buy: $7.90
Nicaragua 1928 1c Numeral, PROOF PAIR on card, from Am. Banknote archives, #RA37
Buy: $8.99
Nicaragua 1930 1c Numeral, PROOF on card, from Am. Banknote archives, #RA41
Buy: $9.99
9 PANAMA PERFUME REVENUE ABNC PROOF ETC. INDEX COPY CARDS 1990 ARCHIVES SALE
Buy: $1799.99
Panama 222 Centenary Independence Green Plate Proof India on Card Stamp Pair
Buy: $24.99
Argentina 1859 Buenos Aires, 1p steamship, Lichtenstein reprints Blocks(4) #8
Buy: $19.99
ARGENTINA SCOTT# 597 GJ# 1000 IMPERFORATED PLATE PROOF BLOCK OF 4 RARE AS SHOWN
Buy: $29.93
20 PANAMA 1906-1916 REVENUE PROOF & SPECIMEN INDEX COPY CARDS W/ MASTERS EX ABNC
Buy: $1999.99
Panama 220-31 1921 Centenary of Independence Set of 12 Plate Proof Stamps
Buy: $349.99
PANAMA PLAYING CARDS REVENUE ABNC PROOF INDEX COPY CARD 1990 ARCHIVES SALE
Buy: $349.99
MEXICO, MINT, #O10-22, OG LH/HR, BLACK PROOF SET, DIFF. FRONT, CS/13, CLEAN
Buy: $995.95
Argentina Unadopted Design Music Literature Gaucho J Hernandez Tete Beche  Essay
Buy: $100.00
10 PANAMA 1925 LIQUOR BAND REVENUE LARGE DIE PROOF INDEX COPY CARDS EX. ABNC
Buy: $2499.99
ARGENTINA SCOTT# 663 GJ# 1051 IMPERFORATED PLATE PROOF BLOCK OF 4 RARE AS SHOWN
Buy: $29.93
Peru Scott 1044-5 Mint NH imperf proof pair (folded in middle) [TE1995]
Buy: $10.00
9 PANAMA PERSONAL TAX REVENUE PROOF INDEX COPY CARDS 1990 ABNC ARCHIVES SALE
Buy: $1799.99
ARGENTINA SCOTT# 581 GJ# 961 IMPERFORATED PLATE PROOF BLOCK OF 4 RARE AS SHOWN
Buy: $29.93
Panama 221 Centenary of Independence India Plate Proof on Card Pair of 2 Stamps
Buy: $24.99
1942 Panama  National Emblem  1/2 Centesimo de Balboa American Bank Note Co.
Buy: $40.00
Panama 221 Centenary of Independence India Plate Proof on Card Strip of 3 Stamps
Buy: $39.99
Argentina Unadopted Design  Music Literature Gaucho J Hernandez Sunken Die Essay
Buy: $180.00
Nicaragua 1954 Waterlow & Sons imperf proofs of B24 Bomber MNH
Buy: $221.02
ARGENTINA SCOTT# 580 GJ# 960 IMPERFORATED PLATE PROOF BLOCK OF 4 RARE AS SHOWN
Buy: $29.93
ARGENTINA SCOTT# 643 GJ# 1032 IMPERF PLATE PROOF BLOCK OF 4 DIFF COLORS AS SHOWN
Buy: $64.75
Panama 227 Centenary of Independence India Plate Proof on Card Pair of 2 Stamps
Buy: $34.99
Panama 220 Centenary Independence Green Plate Proof India on Card Stamp Pair
Buy: $29.99
Honduras Sc 124a MNH/MNG. 1907 20c Medina, Choice Imperf Horizontal Pair, VF+
Buy: $20.00
CHILE, ESSAY IN BLUE YEAR 1960, MNH WITH GUM (1)
Buy: $80.00
URUGUAY 1928 Train Railroad overprint proof blocks - rare !
Buy: $35.00
Panama 224 Centenary of Independence India Plate Proof on Card Pair of 2 Stamps
Buy: $49.99
Panama 225 Centenary Independence Green Plate Proof India on Card Stamp Pair
Buy: $29.99
5 PANAMA LAW 24 OF 1915 'CONSUMO INTERNO' REVENUE PROOF INDEX COPY CARDS EX ABNC
Buy: $999.99
Panama 227 Centenary of Independence India Plate Proof on Card Pair of 2 Stamps
Buy: $34.99
Panama 220 Centenary Independence Green Plate Proof India on Card Stamp Pair
Buy: $29.99
Panama 225 Centenary Independence Green Plate Proof India on Card Stamp Pair
Buy: $29.99
3 PANAMA PASSPORT REVENUE ABNC PROOF INDEX COPY CARDS 1990 ARCHIVES SALE
Buy: $699.99
Columbia Stamps # 19 Proof Pair Scarce
Buy: $34.45
Panama 220 Centenary of Independence India Plate Proof on Card Pair of 2 Stamps
Buy: $29.99
Panama 221 Centenary of Independence India Plate Proof on Card Pair of 2 Stamps
Buy: $29.99
Panama 225 Centenary Independence Green Plate Proof India on Card Stamp Pair
Buy: $29.99
Panama 222 Centenary of Independence India Plate Proof on Card Pair  of 2 Stamps
Buy: $29.99
Panama 222 Centenary Independence Green Plate Proof India on Card Stamp Pair
Buy: $29.99
Panama 221 Centenary of Independence India Plate Proof on Card Pair of 2 Stamps
Buy: $29.99
Panama 220 Centenary of Independence India Plate Proof on Card Pair of 2 Stamps
Buy: $29.99
2 PANAMA BEER TAX REVENUE ABNC PROOF INDEX COPY CARDS 1990 ARCHIVES SALE
Buy: $499.99
Panama 220 Centenary Independence Green Plate Proof India on Card Stamp Pair
Buy: $29.99
Panama 225 Centenary Independence Green Plate Proof India on Card Stamp Pair
Buy: $29.99
Paraguay Stamps # Proof Union Post VF Red And Blue
Buy: $34.45
Honduras Stamps VF 9 proof pairs
Buy: $97.50