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American Philatelic Society

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A nonprofit membership society that supports stamp collecting, philatelic research, education, authentication, exhibitions, and collector services worldwide.

Last updated November 4, 2026

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Overview

The American Philatelic Society (APS) is a United States–based nonprofit membership organization devoted to philately, the study and collection of postage stamps and related postal material. Established in New York City on September 14, 1886, as the American Philatelic Association, it developed from a national association of collectors into a broad service, educational, research, and exhibition institution with members and affiliated organizations around the world. John Kerr Tiffany was elected its first president on the day after its formation, while the initial voting membership consisted of 219 people who paid a 25-cent membership fee. The society has changed its name more than once. It used the American Philatelic Society name briefly in 1897 before returning to its original designation, and adopted the present name permanently in 1908. Membership expanded substantially during the first half of the twentieth century, exceeding 4,000 by 1940. Its members included prominent public figures such as President Franklin D. Roosevelt and Interior Secretary Harold L. Ickes. During the Second World War era, the organization also began reshaping its institutional structure. In 1942, board member Donald Lybarger advocated placing a central office near the geographic center of organized American philately rather than in a major metropolitan area. After becoming president in 1943, he helped advance that plan. H. Clay Musser was selected as executive secretary, and the APS office opened in State College, Pennsylvania, on April 1, 1945. In 1947, the society became the United States representative to the Fédération Internationale de Philatélie. As APS programs, staffing, and library holdings grew, the State College facility eventually became inadequate. The society's research resources included the American Philatelic Research Library, one of the major specialist libraries serving stamp collectors and postal historians. After examining expansion and relocation options, APS acquired and renovated the former Match Factory property in nearby Bellefonte, Pennsylvania. The American Philatelic Center was dedicated in June 2004 and became the society's principal institutional home. The site also accommodates philatelic operations, library and research functions, events, and a historic contract post office reconstructed from the former Headsville, West Virginia, post office. APS services extend well beyond membership administration. The organization publishes The American Philatelist, a monthly periodical; operates StampStore, an online marketplace for stamps and related material; and maintains mailed sales circuits serving different collecting specialties. It provides access to research-library resources, stamp insurance, expertizing and authentication through the American Philatelic Expertizing Service, educational opportunities, judging accreditation for competitive exhibits, member dispute resolution, and recognition programs including the APS Hall of Fame and the Luff Award. The society also supports dealer, club, and specialty-society participation: its membership has included hundreds of commercial dealers, hundreds of local stamp clubs, and numerous affiliated specialty organizations. The society organizes national events, including the winter APS AmeriStamp Expo and the summer Great American Stamp Show, with locations rotating around the United States. The summer show has traditionally combined dealer booths, extensive exhibits, meetings of national societies, and educational seminars. APS also supports smaller shows hosted by local clubs. Its membership has fluctuated over time: individual membership reached a reported peak of 57,815 in 1988 and was reported at 24,421 on April 30, 2023. Members have been recorded in 110 countries, reflecting the organization's international reach despite its American institutional base. APS has also taken positions on collecting practices. Around 1970, it introduced the Black Blot program to identify new issues it considered excessive, overpriced, or primarily designed for the collector market rather than genuine postal need. The policy reflected concern about newly independent countries producing large thematic stamp sets for international sale. Some collectors objected to the society's prescriptive approach, and the program was eventually discontinued. Today, APS functions primarily as a member-supported infrastructure for collecting, scholarship, commerce, education, preservation, and standards within philately.

History

The American Philatelic Society began as the American Philatelic Association at a meeting in New York City on September 14, 1886. The next day, the members elected John Kerr Tiffany as the first president. The initial organization admitted 219 voting members, each paying a 25-cent fee. Its purpose was to connect collectors, encourage the study of stamps and postal artifacts, and create a national framework for a hobby that was becoming increasingly organized. The association's name history reflects its gradual institutional development. It adopted the American Philatelic Society name for part of 1897, reverted to the earlier name, and finally took the present name permanently in 1908. By 1940, membership exceeded 4,000 and included nationally prominent collectors, among them Franklin D. Roosevelt and Harold L. Ickes. The society's position expanded from a correspondence association into a provider of publications, conventions, collecting services, and organized philatelic standards. A major administrative transition occurred during the 1940s. At the 1942 convention, board member Donald Lybarger proposed establishing a central office away from a major city and closer to the geographic center of the country's organized philatelic activity. After becoming president in 1943, he helped implement the proposal. APS invited applications for an executive secretary at the 1944 convention and selected H. Clay Musser. The central office opened in State College, Pennsylvania, on April 1, 1945. Two years later, APS became the United States representative to the Fédération Internationale de Philatélie, further connecting American collectors with international philatelic institutions. Over subsequent decades, APS developed a broad service infrastructure. The American Philatelist became a regular publication for members, while the society added sales circuits, dealer and collector services, education, exhibition judging, authentication, insurance, and dispute resolution. The American Philatelic Research Library became an important resource for philatelic literature, postal history, and specialist research. APS also created formal recognition programs, including its Hall of Fame for deceased contributors and the Luff Award for distinguished living philatelists. The society's growth eventually exceeded the capacity of its State College premises. By the mid-1990s, its staff, services, and library needed more space. After determining that expansion in State College was economically unattractive, APS examined alternative properties. It ultimately purchased and renovated the former Match Factory in Bellefonte, roughly ten miles from State College. The American Philatelic Center was dedicated in June 2004 and became the organization's principal campus. The Bellefonte complex also acquired a historic postal feature. The nineteenth-century board-and-batten post office from Headsville, West Virginia, had previously been moved to the Smithsonian Institution and operated there as a contract post office. When the relevant museum closed for renovations, the building was disassembled again and transferred to Bellefonte on loan. It was reconstructed at the American Philatelic Center and returned to operation as a contract post office. APS's public profile is sustained by events and member services. Its national calendar has included the winter APS AmeriStamp Expo and the summer Great American Stamp Show, both rotating among American locations. The summer event has combined dealers, large-scale exhibits, meetings of specialty organizations, and educational seminars. Local clubs also organize smaller shows. In addition, APS operates StampStore, supports member sales circuits, offers expertizing through its American Philatelic Expertizing Service, and maintains educational and judging programs. The society has not always avoided controversy. Around 1970, it created the Black Blot program to identify stamp issues that it viewed as unnecessary or excessively commercial, particularly issues produced by countries seeking revenue from international collectors. The program reflected a concern that large thematic sets could be aimed at collectors rather than practical postal use. Some collectors resisted being instructed to avoid selected issues, and APS eventually abandoned the initiative. Membership reached a reported high of 57,815 individual members in 1988 and stood at 24,421 on April 30, 2023. The society also includes commercial dealers, local clubs, and affiliated specialty societies, with members in 110 countries. It remains an active nonprofit institution headquartered at the American Philatelic Center in Bellefonte, serving both the American collecting community and the wider international field of philately.

  • 2004

    American Philatelic Center dedicated

    [1]

    The renovated former Match Factory in Bellefonte became the society's principal center.

  • 1988

    Membership reaches reported historical peak

    [1]

    Individual membership reached a reported high of 57,815.

  • 1947

    United States representative to Fédération Internationale de Philatélie

    [1]

    APS became the United States representative to the international philatelic federation.

  • 1945

    Central office established in State College

    [1]

    The society opened its central office in State College, Pennsylvania, on April 1.

  • 1940

    Membership exceeds 4,000

    [1]

    APS membership surpassed 4,000 and included prominent American collectors.

  • 1908

    Present name adopted permanently

    [1]

    After earlier temporary name changes, the organization permanently became the American Philatelic Society.

  • 1886

    Organization founded in New York City

    [1]

    The American Philatelic Association, predecessor of the APS, was established on September 14, 1886.

  • 1886

    John Kerr Tiffany elected first president

    [1]

    The organization's first president was elected on the day after its formation.

Products and positioning

A nonprofit, member-led authority and service platform for stamp collectors, dealers, researchers, exhibitors, and postal-history specialists, combining community building with education, commerce, authentication, preservation, and philatelic standards.

  • Publication

    The American Philatelist

    The APS monthly magazine serves members with philatelic articles, organizational information, collecting coverage, and material related to stamps, postal history, exhibitions, and research.

  • Online marketplace

    StampStore

    StampStore is an APS-supported online buying and selling platform for stamps and related philatelic material, connecting collectors and dealers through a specialized marketplace.

  • Research library

    American Philatelic Research Library

    The research library supports philatelic scholarship and collecting through literature and reference resources covering stamps, postal history, and specialist areas of philately.

  • Authentication service

    American Philatelic Expertizing Service

    This service provides expert examination and authentication of philatelic material, helping collectors and the market assess the identity and genuineness of stamps and related items.

  • Philatelic event

    APS AmeriStamp Expo

    The winter national APS event brings together collectors, dealers, exhibitors, and educators for displays, meetings, sales activity, and learning opportunities.

  • Philatelic event

    Great American Stamp Show

    The summer national show is a large rotating event featuring dealers, extensive exhibits, specialty-society meetings, and educational seminars.

Marketing campaigns

  • 1970Black Blot program

    International philatelic market · United States

    APS introduced a program identifying new stamp issues that it considered excessive, overpriced, or designed mainly to attract collectors rather than meet postal needs.

    Outcome. The initiative generated opposition from collectors who rejected the idea of being told which stamps to avoid and was eventually discontinued.

Brand decisions

  • 2002

    Commit to the Match Factory propertyStrategy

    Background

    The State College facility had become too small for APS services, staff, and the American Philatelic Research Library, while local expansion was judged economically unattractive.

    Action taken

    After debate and evaluation of alternatives, APS committed to purchasing and renovating the former Match Factory in Bellefonte, Pennsylvania.

    Aftermath

    The American Philatelic Center was dedicated in 2004 and became the society's main institutional campus.

  • 1943

    Develop a geographically central national officeStrategy

    Background

    APS leaders believed the society needed a central office located near the center of organized American philatelic activity rather than in a major city.

    Action taken

    President Donald Lybarger advanced the plan, leading to the selection of State College, Pennsylvania, for the society's central administration.

    Aftermath

    The office opened in 1945 and became the base for the society's expanding national services.

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