Quick viewCompareUnited States 44P2a1857-60 Greenish Black, Yellowish Wove Paper - Panama Pacific Sma...This 1915 12c black Washington 1875 Reprint Issue Panama-Pacific Exposition small die proof single has wide margins and rich color exhibited on soft yellowish wove paper. This proof is accompanied by ...$4,200.00View All
Quick viewCompareUnited States 71P31861 30c Plate Proof on India PaperEnjoy the Remarkable Details of the 1861 Franklin – For a Fraction of the Cost Meticulous engravers created this striking 30¢ Franklin Plate Proof 145 years ago to demonstrate the quality of their cra...$95.00 - $149.50View All
Quick viewCompareUnited States J1TC21879 1c Postage Due Trial Color Proof, small die on India paper$79.00View All
Quick viewCompareUnited States J24P41891-93 3c Postage Due Plate Proof on Card, bright claret$17.00View All
Quick viewCompareUnited States MA16201873 90c Rose Carmine 166P4 Proof Plate CardEnjoy the Beauty of #166 at a Fraction of the Cost This proof was prepared by the Continental Banknote Company as evidence of the printing company's expertise. As such, it was printed with care, and...$195.00View All
Quick viewCompareUnited States O1-O9TC2b1873 Complete Set of Agriculture "Goodall" Small Die on India Pap...Own Seldom-Seen U.S. Official Stamp Proofs US Official stamps were never available at any post office and are harder to come by today than regular postage stamps. These Agriculture Department trial c...$4,900.00View All
Quick viewCompareUnited States O13P31873 6c Plate Proof - executive, carminePlate proofs are found on both India paper and card stock. They were made from finished plates and are excellent impressions, showing a sharpness and color far superior to the stamps themselves.$20.00View All
Quick viewCompareUnited States O17P31873 3c Official Mail Stamp - interior Proof on card, vermilion Official Mail Stamps- Missing From Many Collections Official Mail stamps, also known as departmental stamps, were developed in the 19th century as a means of accounting for postage on mail sent by v...$27.50View All
Quick viewCompareUnited States O42P31873 15c ultramarine, navy proof on India paper Official Mail Stamps- Missing From Many Collections Official Mail stamps, also known as departmental stamps, were developed in the 19th century as a means of accounting for postage on mail sent by v...$28.00View All
Quick viewCompareUnited States O49P31873 3c black, Post Office Proof on India Paper Official Mail Stamps- Missing From Many Collections Official Mail stamps, also known as departmental stamps, were developed in the 19th century as a means of accounting for postage on mail sent by ...$27.50View All
Quick viewCompareUnited States O52P31873 12c black, Post Office Proof on India Paper Official Mail Stamps- Missing From Many Collections Official Mail stamps, also known as departmental stamps, were developed in the 19th century as a means of accounting for postage on mail sent by ...$27.50View All
Quick viewCompareUnited States O63P31873 12c green, State Proof on India Paper Official Mail Stamps- Missing From Many Collections Official Mail stamps, also known as departmental stamps, were developed in the 19th century as a means of accounting for postage on mail sent by v...$28.00View All
Quick viewCompareUnited States O74P31873 3c brown, Treasury Proof on India Paper Official Mail Stamps- Missing From Many Collections Official Mail stamps, also known as departmental stamps, were developed in the 19th century as a means of accounting for postage on mail sent by v...$19.00View All
Quick viewCompareUnited States PR9-32TC41881 Complete Set of 2c-$60 Newspaper Atlanta Plate Proofs, 30 Bl...Own the Complete Set of 1875 Newspaper Trial Color Proofs... These Atlanta Trial Color Newspaper Proofs are exquisite! And RARE! There’s so much more than just their pristine beauty for us collecto...$48,500.00View All
Quick viewCompareUnited States PR2P41865 10c Newspaper & Periodical Stamp - plate proof on card, gree...Due to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the Pos...$65.00 - $100.00View All
Quick viewCompareUnited States PR3P41865 25c Newspaper & Periodical Stamp - plate proof on card, oran...Due to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the Pos...$65.00 - $100.00View All
Quick viewCompareUnited States PR4P41865 5c Newspaper & Periodical Stamp - plate proof on card, blueDue to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the P...$65.00View All
Quick viewCompareUnited States PR5P41875 5c Newspaper & Periodical Stamp - plate proof on card, dark ...Due to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the P...$55.00 - $85.00View All
Quick viewCompareUnited States PR6P41875 10c Newspaper & Periodical Stamp - plate proof on card, gree...Due to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the Pos...$55.00 - $85.00View All
Quick viewCompareUnited States PR7P41875 25c Newspaper & Periodical Stamp - plate proof on card, dark...Due to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the Pos...$55.00 - $85.00View All
Quick viewCompareUnited States PR9P41865 2c Newspaper & Periodical Stamp - plate proof on card, blackDue to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the P...$11.00 - $16.00View All
Quick viewCompareUnited States PR12P41875 6c Newspaper & Periodical Stamp - plate proof on card, blackDue to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the Pos...$11.00 - $16.00View All
Quick viewCompareUnited States PR13P41875 8c Newspaper & Periodical Stamp - plate proof on card, blackDue to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the Pos...$11.00 - $16.00View All
Quick viewCompareUnited States PR14P41875 9c Newspaper & Periodical Stamp - plate proof on card, blackDue to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the P...$11.00 - $16.00View All
Quick viewCompareUnited States PR15P31875 10c Newspaper & Periodical Stamp - plate proof on India pape...Due to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the Pos...$14.00View All
Quick viewCompareUnited States PR15P41875 10c Newspaper & Periodical Stamp - plate proof on card, blac...Due to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the P...$11.00 - $16.00View All
Quick viewCompareUnited States PR16P41875 12c Newspaper & Periodical Stamp - plate proof on card, roseDue to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the Pos...$11.00 - $16.00View All
Quick viewCompareUnited States PR17P41875 24c Newspaper & Periodical Stamp - plate proof on card, roseDue to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the P...$11.00 - $16.00View All
Quick viewCompareUnited States PR18P41875 36c Newspaper & Periodical Stamp - plate proof on card, roseDue to the expense of sending large numbers of newspapers and periodicals through the mails, publishers often utilized private express companies. In an attempt to get a share of this business, the Pos...$11.00 - $16.00View All