Themes List

Actors (1)Agricultural Machinery (5)Agriculture (7)Aid to Refugees (1)Air Balloons (4)Air Forces (1)Aircraft (8)Airlines (2)Animals (Fauna) (22)Anniversaries and Jubilees (40)Aquatic Sports (2)Archaeologists (1)Architects (2)Architecture (15)Art (13)Artists (4)Athletics (2)Authors (11)Aviation (12)Ballet (1)Banks (2)Biblical Accounts (3)Bicycles (1)Billiards (1)Birds (11)Books (4)Braille (Writing System) (1)Bridges (7)Bronze Age (2)Building Industry (2)Buildings (44)Butterflies and Moths (1)C.E.P.T. - Europa (19)Cancer (Disease) (1)Carriages (3)Carrier-pigeons (1)Cars (2)Cartography (8)Cartoons (1)Castles (8)Cats (1)Ceramics (4)Charity (1)Children (6)Choreographers (1)Churches - Cathedrals - Basilicas - Chapels (14)City Walls (2)Coastal Areas (6)Coats of Arms (5)Coins (6)Commemoration (4)Communication (1)Compasses (2)Composers (1)Conferences (2)Council of Europe (1)Crafts (8)Cranes (Machines) (3)Crops (2)Crowns and Coronets (7)Customs (2)Dance (2)Deer (1)Diplomacy (1)Directors (1)Disabled (5)Disasters (1)Diseases (1)Dolphins (1)Drawings (6)E.F.T.A. (2)Education (6)Elections (1)Electricity (1)Emancipation (1)Energy (3)Engravings (1)Entertainers (5)Environment Protection (5)European Union (1)European Years (2)Expeditions (2)Explorers (1)F.A.O. (2)Fables (2)Fairy Tales (3)Famous People (40)Farmhouses (7)Feasts (1)Feathers (1)Ferries (2)Figure-skate (1)Finance (4)Fire and Flames (1)Fire-brigade (1)Fishery (4)Fishes (3)Fishing-boats (4)Flags (2)Flowers (3)Folklore (2)Food (1)Football (Soccer) (1)Fortresses / Strongholds (3)Freedom from hunger (2)Frescos (6)Frogs (1)Gates (2)Gears - Cogs Wheels (2)Geodesy and Surveying (1)Geographers (1)Geography (1)Glass and Earthenware (4)Globes (3)Government Buildings (1)Graphic Artists (1)Gulls (1)Handball (1)Hands (7)Headgear (1)Heads of State (10)Healthcare (11)Hearts (1)Hedgehogs (1)Heraldic Animals (4)Hiking (2)Horses (12)Hotels (1)Houses (11)Hurdling (1)Illustrators (1)Industry (1)Instruments (2)International Years (4)Inventions (4)Inventors (2)Islands (4)Joint Issues (10)Kingfishers (1)Kings (6)Landscapes (33)Legends (2)Letters (Mail) (2)Libraries (1)Lifeboats (1)Lighthouses (2)Linguists (1)Literary People (Poets and Writers) (8)Literature (7)Locomotives (4)Mailcoaches (2)Mammals (7)Maps (8)Measuring Instruments (3)Men (18)Meteorology (2)Middle Ages (8)Military Officers (2)Mills (4)Monasteries and Convents (2)Monuments (7)Movies (2)Museums (3)Music (7)Musical Instruments (7)Musicians (2)Natural Disasters (1)Nobel Laureates (5)Norden (12)Numbers (1)Numismatics (3)Offices (1)Old Age (2)Optical Instruments (4)Organizations (1)Orienteering (2)Otters (1)Painters (5)Paintings (4)Palaces (2)Parks (3)Parliaments (1)Passenger-ships (2)People (3)Philately (3)Philosophy (1)Physicists (5)Pigeons (1)Plants (Flora) (6)Police (1)Ports (4)Post Horns (11)Post Offices (5)Postal History (1)Postal Services (14)Postal Traffic (5)Postal Unions (28)Postmen (1)Prehistory (2)Princes (3)Princesses (4)Printing presses (1)Professions (1)Public Transport (1)Queens (6)Railways (10)Red Cross and Red Crescent (4)Refugees (1)Religion (17)Rescue Services (3)Road Safety (2)Roads (3)Rocks (3)Royalty (14)Running (3)Sailing (1)Sailing Ships (21)Schools (5)Science (1)Scientists (8)Sculptors (1)Sculptures (3)Sea Life (3)Seals (Emblems) (2)Shipbuilding (1)Ships (36)Silver Objects (1)Skating (1)Sports (9)Stamp Day (2)Stamps (3)Stars (1)Stationery (1)Statues (2)Steam Traction (1)Steamers (2)Stone Age (1)Stones (1)Stylized Animals (15)Stylized Figures / Persons (5)Stylized Objects (1)Stylized Plants (2)Sun (2)Swans (2)Swimming (1)Symbols (2)Tankers (1)Tea (1)Technology (2)Telecommunication (2)Telegraphy (2)Telephones (1)Telephony (1)Temples (1)Theatre (1)Tools (5)Tourism (30)Towers (6)Town Squares (1)Townscapes / City Views (5)Tractors (1)Trade (2)Transport (6)Trees (3)U.N.O. (7)U.P.U. (4)Undergrounds (Subways) (1)Vehicles (4)Viking Era (4)Volcanos (1)W.H.O. (1)Weddings (1)Wheelchair Driving (1)Wheels (2)Windmills (3)Winter Sports (1)Women (11)Zoos (1)