635 records.
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1923 30c Buffalo, olive brown US #569 1923

1923 30c Buffalo, olive brown

$0.45- $800.00
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1931 Bison 30c brown US #700 1931

1931 Bison 30c brown

$0.30- $3,525.00
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1948 3c Poultry Industry US #968 1948

1948 3c Poultry Industry

$0.20- $27.50
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1956 3¢ Wild Turkey US #1077 1956

1956 3¢ Wild Turkey

$0.15- $18.50
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1956 3¢ Pronghorn Antelope US #1078 1956

1956 3¢ Pronghorn Antelope

$0.25- $18.50
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1956 3¢ King Salmon US #1079 1956

1956 3¢ King Salmon

$0.15- $18.50
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1957 3¢ Whooping Cranes US #1098 1957

1957 3¢ Whooping Cranes

$0.15- $22.50
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1963 5c John James Audubon US #1241 1963

1963 5c John James Audubon

$0.15- $18.50
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1966 5c Migratory Bird Treaty US #1306 1966

1966 5c Migratory Bird Treaty

$0.15- $18.50
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1966 5c Humane Treatment of Animals US #1307 1966

1966 5c Humane Treatment of Animals

$0.15- $18.50
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1968 6c Waterfowl Conservation US #1362 1968

1968 6c Waterfowl Conservation

$0.15- $27.50
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1970 Natural History/African Elephant 6c US #1388 1970

1970 Natural History/African Elephant 6c

$0.15- $3.20
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1970 Natural History/Age of Reptiles 6c US #1390 1970

1970 Natural History/Age of Reptiles 6c

$0.15- $3.20
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1970 6c Wildlife Conservation US #1392 1970

1970 6c Wildlife Conservation

$0.15- $22.00
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1971 Wildlife Conservation/Trout 8c US #1427 1971

1971 Wildlife Conservation/Trout 8c

$0.20- $25.00
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1971 8c Wildlife Conservation/Alligator US #1428 1971

1971 8c Wildlife Conservation/Alligator

$0.20- $25.00
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1971 8c Wildlife Conservation/Polar Bear US #1429 1971

1971 8c Wildlife Conservation/Polar Bear

$0.20- $25.00
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1971 8c Wildlife Conservation/CA Condor US #1430 1971

1971 8c Wildlife Conservation/CA Condor

$0.20- $25.00
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1972 2c National Parks Centennial US #1450 1972

1972 2c National Parks Centennial

$0.20- $1.75
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1972 2c National Parks Centennial US #1451 1972

1972 2c National Parks Centennial

$0.20- $1.75
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1972 8c Wildlife Conservation/Fur Seal US #1464 1972

1972 8c Wildlife Conservation/Fur Seal

$0.20- $12.50
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1972 8c Wildlife Conservation US #1464-67 1972

1972 8c Wildlife Conservation

$0.75- $50.00
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1972 8c Wildlife Conservation/Cardinal US #1465 1972

1972 8c Wildlife Conservation/Cardinal

$0.20- $12.50
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1972 8c Wildlife Conservation/Pelican US #1466 1972

1972 8c Wildlife Conservation/Pelican

$0.20- $12.50
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1972 8c Wildlife Conservation/Bighorn US #1467 1972

1972 8c Wildlife Conservation/Bighorn

$0.20- $12.50
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1977 Butterflies, Swallowtail 13c US #1712 1977

1977 Butterflies, Swallowtail 13c

$0.20- $3.20
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1977 13c Butterflies US #1712-15 1977

1977 13c Butterflies

$0.70- $31.00
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1977 Butterflies, Checkerspot 13c US #1713 1977

1977 Butterflies, Checkerspot 13c

$0.20- $3.20
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1977 Butterflies, Dogface 13c US #1714 1977

1977 Butterflies, Dogface 13c

$0.20- $3.20
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1977 Butterflies, Orange-Tip 13c US #1715 1977

1977 Butterflies, Orange-Tip 13c

$0.20- $3.20
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1978 13c Wildlife from Canadian/US Border - Cardinal US #1757a 1978

1978 13c Wildlife from Canadian/US Border - Cardinal

$0.60- $3.20
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1978 13c Wildlife from Canadian/US Border - Mallard US #1757b 1978

1978 13c Wildlife from Canadian/US Border - Mallard

$0.60- $3.20
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1978 13c Wildlife from Canadian/US Border - Canada Goose US #1757c 1978

1978 13c Wildlife from Canadian/US Border - Canada Goose

$0.60- $3.20
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1978 13c Wildlife from Canadian/US Border - Blue Jay US #1757d 1978

1978 13c Wildlife from Canadian/US Border - Blue Jay

$0.60- $3.20
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1978 13c Wildlife from Canadian/US Border - Moose US #1757e 1978

1978 13c Wildlife from Canadian/US Border - Moose

$0.60- $3.20
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1978 13c Wildlife from Canadian/US Border - Chipmunk US #1757f 1978

1978 13c Wildlife from Canadian/US Border - Chipmunk

$0.60- $3.20
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1978 13c Wildlife from Canadian/US Border - Red Fox US #1757g 1978

1978 13c Wildlife from Canadian/US Border - Red Fox

$0.60- $3.20
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1978 13c Wildlife from Canadian/US Border - Raccoon US #1757h 1978

1978 13c Wildlife from Canadian/US Border - Raccoon

$0.60- $3.20
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1978 American Owls, Great Gray 15c US #1760 1978

1978 American Owls, Great Gray 15c

$0.25- $3.20
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1978 15c American Owls US #1760-63 1978

1978 15c American Owls

$0.95- $45.00
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1978 American Owls, Saw-Whet 15c US #1761 1978

1978 American Owls, Saw-Whet 15c

$0.25- $3.20
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1978 American Owls, Barred Owl 15c US #1762 1978

1978 American Owls, Barred Owl 15c

$0.25- $3.20
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1978 American Owls, Great Horned 15c US #1763 1978

1978 American Owls, Great Horned 15c

$0.25- $3.20
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1980 Coral Reefs, Brain Coral 15c US #1827 1980

1980 Coral Reefs, Brain Coral 15c

$0.20- $2.95
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1980 15c Coral Reefs US #1827-30 1980

1980 15c Coral Reefs

$0.75- $42.00
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1980 Coral Reefs, Elkhorn Coral 15c US #1828 1980

1980 Coral Reefs, Elkhorn Coral 15c

$0.20- $3.20
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1980 Coral Reefs, Chalice Coral 15c US #1829 1980

1980 Coral Reefs, Chalice Coral 15c

$0.20- $2.95
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1980 Coral Reefs, Finger Coral 15c US #1830 1980

1980 Coral Reefs, Finger Coral 15c

$0.20- $3.20
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