Collections · Stamps
The Working Matrix
72 stamps and philatelic objects across more than 30 countries, catalogued as a living working matrix. Each entry is presented as an annotated plate — denomination, inscription, theme, historical note, and provisional retail range — in the DK art, annotated tradition.
Mixed
Worldwide assortment
1900s–1960s
Mixed
U.S. and British colonial assortment
1930s–1980s
United States
Martha Washington margin pair
1938 onward
Northern Rhodesia
King George VI wildlife definitive
1938–1952
Northern Rhodesia
King George VI wildlife definitive
1938–1952
Dominican Republic
Julia Molina Trujillo Mother's Day issue
1940
United States
6¢ airmail twin-engine aircraft
1940s
Mixed
Deutsche Post architecture and U.S. Alamo
1940s / 1950s
United States
Statue of Liberty pair
1950s
United States
Abraham Lincoln definitive
1954
United States
Thomas Jefferson definitive
1954
United States
Theodore Roosevelt definitive
1955
Hungary / Angola
Hungary fish and Angola map packets
1955–1967
Mixed
Multiple Harris topical packets overview
1955–1967
United States
Monticello definitive
1956
Hungary
1958 European sports championships
1958
Hungary
Medieval warriors set
1959
Hungary / Bahamas
Lake Balaton and Miami–Nassau airmail packets
1959 / 1969
Argentina
Semi-postal bird set packet
1960
Denmark
1960 Danish Lighthouse/Fire Service commemorative
1960
Denmark
Back of 1960 maritime-service stamp
1960
Argentina / Hungary
Argentina packet and Hungary jewelry sheet overview
1960 / 1973
Yugoslavia
Traditional costumes packet
1961
Hungary
Tropical aquarium fish packet
1962
Hungary
European Figure Skating Championship set laid out
1963
Hungary
European Figure Skating Championships packet
1963
USSR
Forestry and reforestation set packet
1963
Romania / Cameroon
Landscapes, birds and flowers packets
1963–1965
Poland
Innsbruck Winter Olympics complete set
1964
Poland
Innsbruck Winter Olympics hockey stamp
1964
Romania / East Germany
Romania fish and DDR fish packets
1964–1966
East Germany (DDR)
Fish set backs
1966
East Germany (DDR)
Tropical aquarium fish complete set
1966
Liberia
Animals dealer packet
1966
Romania
Pachygrapsus marmoratus crab
1966
United States
Franklin D. Roosevelt definitive
1966
USSR / Togo
Fish sets packets
1966–1967
Tanzania
Butterflies and fish dealer packets
1967
Togo / Albania
Space and fish packets
1967
Guinea
Apollo 11 packet with mixed visible stamp
1969
Sweden
Ivan Aguéli centenary souvenir sheet in sleeve
1969
Sweden
Ivan Aguéli souvenir sheet front
1969
Sweden
Ivan Aguéli souvenir sheet reverse
1969
United States
Andrew Jackson definitive
1970s
United States
Christmas Raphael Madonna and Child
1970s
United States
Dwight D. Eisenhower definitive
1970s
United States
Right of the People Peaceably to Assemble
1970s
United States
ZIP Code promotion stamp
1970s
Switzerland
Helvetia / historical figure definitive
20th century
Switzerland
William Tell / Helvetia definitive
20th century
Barbados
Inter-Colonial Schooner definitive
c. 1938–1947
Germany (postwar)
Back of Deutsche Post architecture stamp
c. 1948–1950
Germany (postwar)
Deutsche Post architecture definitive
c. 1948–1950
Cuba
International airmail aircraft
c. 1950s
Cuba
International airmail aircraft
c. 1950s
Denmark
Kingdom millennium / castle commemorative
c. 1950s
Great Britain
Queen Elizabeth II definitive
c. 1950s–1960s
Spain
Black stork and Franco definitive mixture
c. 1950s–1960s
United States
Dental appointment card reverse
c. 1960s
United States
Dental appointment envelope
c. 1960s
United States
Einstein cover to Von Lukanovic family
c. 1970s
United States
Library overdue reminder reverse
c. 1970s
United States
Paul Revere postal stationery envelope
c. 1970s
France
Sower definitive
early–mid 20th century
Cuba
Agriculture / workers definitive
mid-20th century
France
Saint-Rémy-les-Antiques commemorative
mid-20th century
India
Sanchi Stupa definitive
mid-20th century
Norway
King Olav V definitive
mid-20th century
Thailand
King Bhumibol Adulyadej definitive
mid-20th century
Uruguay
La Doma gaucho and horse
mid-20th century
Mauritania
Six-value pictorial packet
Packet says 1938
Unknown / reverse
Back of hinged stamp
Unknown