|
November 18‑20, 2011
American Association of Philatelic Exhibitors
China Stamp Society
Civil Censorship Study Group
Military Postal History Society
|
November 16‑18, 2012 (Latin American Fiesta Filatelica)
Colombia‑Panama Philatelic Study Group
|
November 22‑24, 2013
Polonus Philatelic Society
United Postal Stationery Society
United States Stamp Society
|
