| The Oceanographic Institute and Museum of Monaco - The First 50 Years - 1910-1960 |
Fran Adams |
Single Frame
|
| The Leticia Incident |
Fran Adams |
Single Frame
|
| Ecuadorian Slogan-Based Covers Related to the Ecuador-Peru Border Conflict of 1941 |
Adhyatman Agarwala |
Youth
|
| Cook County Post Offices |
Steven J. Bahnsen |
Noncompetitive
|
| Poodle |
Greg Balagian |
Single Frame
|
| The Lion - Most Symbolic Animal of All |
Greg Balagian |
General
|
| Postal History of Victoria’s Maritime Mail Routes |
John H. Barwis |
World Series
|
| Walt Disney's Richest Superstar: Scrooge McDuck |
Edward Bergen |
General
|
| Walt Disney's Second Super Star: Donald Duck |
Edward Bergen |
Most Popular Championship
|
| The Essays and Proofs of Guatemala - Excluding Designs by Arnoldo Chavarry |
Michael Bloom |
General
|
| Sardinia: The Gavallini Lettersheets of 1818-1836 |
Art Bunce |
General
|
| Chile: The Presidente Issue of 1911-1934 |
Art Bunce |
General
|
| Postal Cards of Cuba 1878-1898 |
Octavio Cabrera |
General
|
| Project Skylab - The Story of America's First Space Station |
Ray E. Cartier |
General
|
| The Development of Railway Mail Routes in Georgia, 1846-1889 |
Douglas & Nancy Clark |
General
|
| Weeds in the Victory Garden? A Fresh Look at the WWII Patriotic Cover of Victory, VT |
Basil Copeland Jr. |
General
|
| Egypt of the Pharaohs |
Leroy Crain |
General
|
| An Introduction to the Evolution of Plants |
Christopher Dahle |
General
|
| The Philately of Rhodesia and Nyasaland 1954-1964 |
Christopher Dahle |
General
|
| The Aspirations of Pumpkins |
George DeKornfeld |
Single Frame
|
| The 3¢ Connecticut Tercentenary Issue of 1935 and its First Days |
Anthony F. Dewey |
General
|
| A Postal History of Hartford, Connecticut |
Anthony F. Dewey |
World Series
|
| The "Settling of Connecticut" Postal Card of 1986 |
Anthony F. Dewey |
General
|
| The Stephen Daye Press Stamp |
Robert S. Edson |
General
|
| Engraved Perforated Royal Portraits Issued in Hawaii 1864-1893 |
Jeffrey Erichson |
General
|
| CUPCAKES |
Christina Esbeck |
Youth
|
| A Penny Saved…Coating Postal Cards for Reuse, 1876-1902 |
Ladd Faszold |
General
|
| Postal History of the 1861 United States 24-cent Adhesive |
Robert J. Faux |
World Series
|
| Chile - The Rouletted Issues 1877-1899 |
Alfredo Frohlich |
World Series
|
| Delaware Postal History 1773-1847 |
Alfredo Frohlich |
World Series
|
| Adelca - Colombia's First Official Airmail Stamps - 1932 |
Alfredo Frohlich |
General
|
| Great Britain and the League of Nations |
Greg S. Galletti |
Single Frame
|
| British Airship R100 |
Cheryl Ganz |
Single Frame
|
| Zeppelin Hindenburg & Tipex |
Cheryl R. Ganz |
Single Frame
|
| The Postal History of: Morocco Foreign Post Offices and Agencies |
Larry Gardner |
General
|
| Creating Envelope Art as a Hobby |
Larry Gassen |
Noncompetitive
|
| "LMG Envelope Art" Celebrating Black Heritage |
Larry Gassen |
Single Frame
|
| Modern Summer Olympics |
Ghose Chandrajit |
General
|
| FIFA World Cup |
Ghose Chandrajit |
General
|
| Bicentennial of USA Independence in 1976 |
Ghose Chandrajit |
General
|
| Postal Markings of the Hong Kong "China" Overprints |
Ian Gibson-Smith |
General
|
| 96 Elephants: The Story of Human-Elephant Interactions |
Catherine and Ken Gilbert |
Single Frame
|
| Landpost "uber" Lehrte: An Example of the Rural Mail System in Germany 1933-1991 |
Ken Gilbert |
General
|
| A Postal History Map of the United States |
Chip Gliedman |
General
|
| Zeppelin South America Flights, 1932-1937 |
James W. Graue |
General
|
| 1993 Yerevan' 93 lnternational Philatelic Exhibition Stamp (aka Garni) and its 1994 Overprints |
Igor Grigorian |
General
|
| Incense and the Armenian Scented Paper |
Igor Grigorian |
General
|
| Latvia: Postmarks and Postal Routes of the Pre-Stamp Era |
Vesma Grinfelds |
General
|
| The Kansas and Nebraska Overprints |
Vicky Hadley |
General
|
| From the Perspective of the Cachetmaker |
Arlen Hambarchian |
General
|
| Internal Revenue Centenary Commemorative Revenue Stamp |
Alexander Hamilton |
Single Frame
|
| The Jewel City - Postcards of the Panama Pacific International Exposition, San Francisco, 1915 |
Dawn R. Hamman |
General
|
| How to Grow Tomatoes |
Dawn R. Hamman |
Single Frame
|
| Mail Flown on the "Giant" U.S. Airships, the USS Akron Z$S-4 and Macon ZRS-5 |
Robert Helms |
General
|
| First Day of Issue Flown Mail |
Robert Helms |
General
|
| An ancient partnership, an uncertain future. Butterflies, moths and man. |
Greg Herbert |
General
|
| The Two Cent Hardings |
James Hering |
World Series
|
| 84¢ and 41¢ Issues of Aurora Borealis and Aurora Australis |
Duane Heverling |
General
|
| 2015 U.S. Capitol Christmas Tree from Alaska |
Duane Heverling |
Single Frame
|
| The USA 3¢ Denomination: Design and Uses from 1861 to 1869 |
Jan H. Hofmeyr |
World Series
|
| The American Phototype Two-Cent Instructive Clauses, 1867-1872 |
Robert D. Hohertz |
Single Frame
|
| Tennis - From Game of Kings to Sport for All |
Norman F. Jacobs, Jr. |
World Series
|
| Auxiliary Markings on Correctly Addressed But Returned or Delayed Mail of Netherlands |
Ben Jansen |
General
|
| Ancient Egypt: The Time of the Pharaohs |
Carl Jennings |
General
|
| The Evergreen Game |
Sherri Soraci Jennings |
Single Frame
|
| Buffalo and Bison |
Sherri Soraci Jennings |
General
|
| Carol Gordon Cachets |
Susan B. Jones |
General
|
| The Coelacanth and the Comores |
Susan B. Jones |
General
|
| A Spectroscopic Study of Three Issues Cataloged as Blue Colour Errors |
Richard Judge |
Single Frame
|
| The 3¢ Iwo Jima Stamp and its First Day Covers and Uses |
William Kelly |
General
|
| Danish West Indies Foreign Mail to UPU |
Matthew W. Kewriga |
World Series
|
| In the Beginning…Timbromanie, How the Proliferation of Postage Stamps Started a Collecting Revolution |
Vince King |
General
|
| Games of the Xth Olympiad - Los Angeles 1932 |
Conrad Klinkner |
General
|
| Alaska at War: World War II and Western Canada |
Eric R. Knapp |
General
|
| The Development of the Confederate States of America (CSA) Postal Service From Secession to Appomattox |
Daniel Knowles |
World Series
|
| Aloha! The 80¢ Diamond Head of 1952 |
Jon E. Krupnick |
General
|
| Pan Am Clippers Conquer the Pacific: August 1933 to December 31, 1941 |
Jon E. Krupnick |
World Series
|
| The 3 cent Connecticut Tercentenary Stamp of 1935 |
Peter LaPlaca |
General
|
| Postal Rates during the Gold Yuan Era: The Chinese Hyperinflation of 1948-49 |
Hugh Lawrence |
General
|
| China's Non-denominated Domestic Air Letter Sheets |
Hugh Lawrence |
Single Frame
|
| Burma: The Issues of the Republic 1948 to 1952 |
Michael Ley |
General
|
| The Development of the Ethiopian Posts: 1908-1936 |
Ulf J. Lindahl |
General
|
| Getting Collared: The Use of Stamp Collars in the United States |
Nicholas Lombardi |
General
|
| The History of the Bible |
Mark M. Loomis |
General
|
| The Development and Impact of Religious Missions in Southern Rhodesia |
Mark M. Loomis |
General
|
| The 1861 One-Cent Franklin Issue - A Study of Domestic Usages 1861-1869 |
Keith E. Maatman |
Single Frame
|
| Rebel Documents, Yankee Stamps: How the Union Collected Its Stamp Taxes in the Confederacy |
Michael T. Mahler |
General
|
| Hawaii Postal Cards |
Richard Malmgren |
General
|
| The Changing Face of Telegraph Communications |
Guglielmo Marconi |
Noncompetitive
|
| Switzerland |
Bruce Marsden |
General
|
| Rates During the Post-War Chinese National Currency Era |
H. James Maxwell |
General
|
| Imperial & Republic of China Official Postal Seals |
H. James Maxwell |
General
|
| Imperial Germany's 'Crown & Eagle' Series of 1889 |
Jerry H. Miller |
General
|
| Phillumeny Meets Philately |
Alan Moll |
Most Popular Championship
|
| Lundy Island - 1929 to Recent |
Sidney D. Morginstin |
General
|
| Printed Precancellations of Playing Card Makers on Government Die Revenue Stamps, 1862-72 |
Michael J. Morrissey |
General
|
| The 3¢ 1936 Oregon Territory Issue |
Ralph H. Nafziger |
General
|
| The Dual Currency Issues of Persia, 1881-1885 |
Behruz Nassre-Esfahani |
General
|
| America's Libraries - The Stamp |
Larry T. Nix |
General
|
| Melvil Dewey - American Library Pioneer & Social Reformer |
Larry T. Nix |
General
|
| Georgia Bicentennial |
Charles J. O'Brien, III |
General
|
| Frank Lloyd Wright- First Days and Usage of the 2¢ Issue |
Charles J. O'Brien, III |
World Series
|
| U.S. Sesquicentennial Exposition 1926 |
Charles J. O'Brien, III |
General
|
| John Fitzgerald Kennedy |
Alvaro Pacheco |
General
|
| The Evolution of Airmail Service Between Bermuda and the U.S., 1925-1939 |
John Pare |
General
|
| The 1948 Wisconsin Statehood Issue: Production, First Day Covers and Postal Uses |
John Pare |
General
|
| Early History of the German East Asia Cruiser Squadron 1895-1900 |
Louis P. Pataki |
General
|
| World War I Comes to the German Mail in Shantung, China |
Louis P. Pataki |
Single Frame
|
| U.S. First Issue "Playing Cards" Revenue Stamps and Uses (1862-67) |
Kristin Patterson |
General
|
| Artist's Drawings, Essays, Proofs and Associated Material of the 1948 Do'ar Ivri Issue of Israel |
Robert B. Pildes, MD |
General
|
| First Days of Issue of the Republic of Moldova 2018-2019 |
Gheorghii Plugari |
General
|
| Famous Americans |
Gheorghii Plugari |
General
|
| Buddhist Mudras |
M. Lokeswara Rao |
Single Frame
|
| The U.S Winston Churchill Memorial Stamp and its First Day Covers |
Todd Ronnei |
General
|
| New Jersey Stampless Covers: Handstamp Postal Markings 1775-1855 |
Robert G. Rose |
General
|
| Utica, New York's Handstamped Postal Markings 1798-1855 |
Robert G. and Ellen N. Rose |
Single Frame
|
| Fire on the Water: Steamboat Mail in New York: 1808 to 1855 |
Daniel J. Ryterband |
General
|
| A Country Divided: Effects of the American Civil War on the Mails |
Daniel J. Ryterband |
World Series
|
| The Postal History of Salem Massachusetts - Domestic Mail to 1883, Foreign to UPU |
Mark S. Schwartz |
World Series
|
| The First U.S. International Postal Card and Its Forerunners |
Mark S. Schwartz |
World Series
|
| Washington & Franklin Coils Flat Plate and Coil Waste Issues 1908-1915 |
Gregory Shoults |
General
|
| Chile and Peru Ship Mail |
Lawrence Soley |
General
|
| The Coconut Palm - Palm of Life & Palm of Commerce |
Phillip J. Stager |
General
|
| 1924 Panama Arms Issue for Use in the Canal Zone |
Kurt Streepy |
Single Frame
|
| Rates and Usages of the U.S. 3-Cent Circular Die Stamped Envelopes: 1917-1960 |
Stephen L. Suffet |
General
|
| Women of the Black Heritage Series - From the Fields of Slavery to the Halls of Congress |
Mark Thompson |
Most Popular Championship
|
| Women of the Black Heritage Series - From the Fields of Slavery to the Halls of Congress |
Mark Thompson |
General
|
| 25¢ Honeybee - From Design to Postal Usage |
Robert E. Thompson |
General
|
| Provisional Issues of South Vietnam and Their Use: 1963-1980 |
Emory Earl Toops |
General
|
| The Trucial States: Palm Trees and Dhow Series of 1961 |
Emory Earl Toops |
Single Frame
|
| U.S. 1907-1919 2 ¢ Oval Die Stamped Envelopes |
Ross Towle |
General
|
| Cunard Line: The Ships and the Transatlantic Mail 1840-1867, the Monopoly Years |
Eigil Trondsen |
World Series
|
| History of the American Paper Industry, 1815 - 1900 |
A.J. Valente |
General
|
| The Eradication of Smallpox |
Roger Van Laere |
Single Frame
|
| Flemish Milk Maids |
Roger Van Laere |
General
|
| History of the Borders of Peru |
Roger Van Laere |
General
|
| The Post of Thurn and Taxis During the 18th Century and Ending in 1867 |
Tonny Van Loij |
General
|
| American Heroic Age Polar Expeditions |
Hal Vogel |
General
|
| Unification of Germany 1850-1872 |
Otto von Bismarck |
Noncompetitive
|
| U. S. Civil War Documentary Taxes 1862-1872 |
Timothy G. Wait |
General
|
| Rockford Illinois Postal Markings 1837-1939 |
Timothy G. Wait |
General
|
| The 32 cent Flag Over the Porch Plate Number Coil Stamps |
Scott Walker |
General
|
| Blood: A Modern Medicine |
Jean Wang |
World Series
|
| The Sun, Myth, Science, Effects, Culture |
Anthony Wawrukiewicz |
General
|
| Russian Gold: The Small Heads of the First Definitive Issue of the USSR |
Richard Weinberg |
General
|
| SCADTA: To, through, and from the Isthmus of Panama |
Bradley Wilde |
General
|
| The 1980 Coral Reefs Issue and Its First Day Covers |
Paul Williams |
General
|
| Queen Victoria's Federal Law Stamps of Canada |
Richard S. Wilson |
Single Frame
|
| The Postage Due Issues of Peru 1874-1948 |
Charles C. Wooster |
World Series
|