5 records.
1974 10c Energy Conservation US #1547 1974

1974 10c Energy Conservation

$0.15- $25.00
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1983 20c CCC - 50th anniversary US #2037 1983

1983 20c CCC - 50th anniversary

$0.15- $50.00
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1983 20c TVA US #2042 1983

1983 20c TVA

$0.15- $54.50
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1984 20c Soil & Water Conservation US #2074 1984

1984 20c Soil & Water Conservation

$0.15- $45.00
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1984 20c Waterfowl Preservation Act US #2092 1984

1984 20c Waterfowl Preservation Act

$0.15- $60.00
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