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Exhibit: The U.S. “Pictorial Issue” of 1869 & Its Use 1 file(s) 48 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Exhibit: Series 1902 – United States 1 file(s) 79 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Exhibit: Jamestown 1907 1 file(s) 50 downloads |
Exhibits | February 21, 2019 | Please login to download |
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U. S. Postal History of Companies Using Perforated Control Marks 1 file(s) 44 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Exhibit: Washington, Franklin, Head Series Postal History: Rates and Use 1908-1923 1 file(s) 59 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Exhibit: Purple Horrors: U.S. 3¢ Commemoratives 1904 – 1945 1 file(s) 45 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Prominent Americans 1 file(s) 50 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Research Paper #24 – The Scarce Imperforate 4¢ Ulysses S. Grant Stamp of 1908 1 file(s) 157 downloads |
Research Papers | September 26, 2017 | Please login to download |
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Exhibit: Washington-Franklins, 1908 – 1922 Earliest Documented Use 1 file(s) 50 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Exhibit: Washington – Franklin 1¢ 1 file(s) 81 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Exhibit: Use of the Presidential Issue of 1938 1 file(s) 76 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Exhibit: Prexies at Work 1 file(s) 48 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Exhibit: U.S. Registry System – The First 75 Years 1 file(s) 46 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Exhibit: B.E.P. Produced Great Americans Issues 1 file(s) 77 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Exhibit: Lincoln Definitives – The 4 Cent & 5 Cent Issues 1890-1908 1 file(s) 57 downloads |
Exhibits | August 12, 2015 | Please login to download |
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Exhibit: Martha Washington 1 file(s) 44 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Exhibit: Three-Cent Stamps of the 1954 Liberty Series 1 file(s) 46 downloads |
Exhibits | August 26, 2015 | Please login to download |
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Exhibit: Uses of the 1954 Liberty Series 1 file(s) 54 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Exhibit: U.S. Vended Postal Insurance 1965 – 1985 / A Failed Experiment 1 file(s) 31 downloads |
Exhibits | August 4, 2015 | Please login to download |
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Exhibit: Tomorrow’s Classics / (U.S. Flag & Transportation Coil Issues of 1981) 1 file(s) 47 downloads |
Exhibits | February 21, 2019 | Please login to download |
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Exhibit: OCR Bar Codes 1983 – 1987 / Half a Decade of Human and Machine Errors 1 file(s) 32 downloads |
Exhibits | August 4, 2015 | Please login to download |
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Research Paper #23 – The B.I.A. Check List of the Postage Stamp Booklet Covers 1 file(s) 121 downloads |
Research Papers | July 18, 2015 | Please login to download |
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Research Paper #22 – A Census of Relief Breaks on the 1890 Two-Cent American Bank Note Company Issue 1 file(s) 74 downloads |
Research Papers | July 18, 2015 | Please login to download |
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Research Paper #21 – Printing History of the 6¢ 1938 Airmail Stamp, Scott C23 1 file(s) 59 downloads |
Research Papers | August 26, 2015 | Please login to download |
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Research Paper #20 – Selected Records from the Files of the 3rd Assistant Postmaster General 1869-1889 1 file(s) 47 downloads |
Research Papers | August 26, 2015 | Please login to download |
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Research Paper #19 – A Type Written Transcription of the U.S. Post Office Dept. Stamp Bill Book Numbers for the Issue of 1870 Ordinaries, 1870-1879, Part One: The National & Continental Issues 1 file(s) 34 downloads |
Research Papers | June 29, 2015 | Please login to download |
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Research Paper #18 – Printing History of Series 1922 Flat Plates Used for 2¢ Washington and Harding Memorial Sheet Stamps 1 file(s) 36 downloads |
Research Papers | August 26, 2015 | Please login to download |
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Research Paper #17 – Printing History of 3¢ Stuart Coil Plates: Series 1932 1 file(s) 33 downloads |
Research Papers | August 26, 2015 | Please login to download |
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Research Paper #16 – U.S. Postal Insurance Booklets (1965-1985) 1 file(s) 49 downloads |
Research Papers | August 26, 2015 | Please login to download |
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Research Paper #15 – Printing History of Series 1922 Flat Plates Used for Sheet Stamps 1 file(s) 47 downloads |
Research Papers | August 26, 2015 | Please login to download |
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Research Paper #14 – Printing History of Coil Plates, Series 1922 1 file(s) 38 downloads |
Research Papers | August 26, 2015 | Please login to download |
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Research Paper #13 – Printing History of Rotary Sheet Plates, Series 1922 1 file(s) 46 downloads |
Research Papers | August 26, 2015 | Please login to download |
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Research Paper #12 – 1954 Liberty Series Plate Activity & Precancel Checklists 1 file(s) 65 downloads |
Research Papers | August 26, 2015 | Please login to download |
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Research Paper #11 – Printing History of Second Bureau Plates Used for Sheet Stamps 1 file(s) 43 downloads |
Research Papers | August 26, 2015 | Please login to download |
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Research Paper #10 – Printing History of 1¢ and 2¢ Stamps of the Washington-Franklin Issue 1 file(s) 82 downloads |
Research Papers | August 26, 2015 | Please login to download |
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Research Paper #09 – Printing History of the First Bureau Issue Plates, 1894-1903 1 file(s) 62 downloads |
Research Papers | August 26, 2015 | Please login to download |
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Research Paper #08 – Printing History of Booklet Panes Plates, 1900-1954 1 file(s) 77 downloads |
Research Papers | June 29, 2015 | Please login to download |
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Research Paper #07 – Production Records for the 1903 and 1914-15 Printings of the "Roosevelt" and "Panama-Pacific" Small Die Proofs 1 file(s) 49 downloads |
Research Papers | June 29, 2015 | Please login to download |
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Research Paper #06 – Printing History of Special Delivery, Parcel Post, Parcel Post Due, Special Handling, Registration, Official Mail and Postal Savings Plates 1 file(s) 70 downloads |
Research Papers | June 29, 2015 | Please login to download |
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Research Paper #05 – Printing History of Washington-Franklin 3¢-$5 Denominations 1 file(s) 90 downloads |
Research Papers | August 26, 2015 | Please login to download |
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Research Paper #04 – Half-cent Presidential Bureau Precancels. Plate Numbers and Positions. 1 file(s) 52 downloads |
Research Papers | June 29, 2015 | Please login to download |
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Research Paper #03 – Dummy Stamp Booklets, 3rd edition, 1998 1 file(s) 54 downloads |
Research Papers | June 29, 2015 | Please login to download |
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Research Paper #02A – Supplement – Folded-Style and Pressure Sensitive Booklet Checklist, Updated 13th Edition 1 file(s) 84 downloads |
Research Papers | June 4, 2017 | Please login to download |
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Research Paper #02 – Folded-Style and Pressure Sensitive Booklet Checklist, Updated 13th Edition 1 file(s) 91 downloads |
Research Papers | June 29, 2015 | Please login to download |
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Research Paper #01 – Printing History of U.S. Postage Dues, Series of 1894 and 1930 flat plate printings 1 file(s) 68 downloads |
Research Papers | June 29, 2015 | Please login to download |
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Reprint #5 – The U.S. 1847 Issue 1 file(s) 148 downloads |
Reprints | September 28, 2015 | Please login to download |
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Reprint #4 – Luminescent Tagging On United States Stamps 1 file(s) 185 downloads |
Reprints | September 28, 2015 | Please login to download |
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Reprint #3 – Small Die Proofs of the 20th Century’s Second Quarter 1 file(s) 97 downloads |
Reprints | September 28, 2015 | Please login to download |
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Reprint #2 – Perforation Measurements of United States Stamps 1 file(s) 255 downloads |
Reprints | September 28, 2015 | Please login to download |
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Reprint #1 – The Washington-Franklin Heads: Simplified! 1 file(s) 311 downloads |
Reprints | September 28, 2015 | Please login to download |