Unitrade BK58a 5c Centennial pane of 20 w/ partial control numbers on tab
Robin Harris, in his Centennial Definitive Series 1967-1973 book, pg. 315, suggests a premium of 10X cat value.
Unitrade cat. value for regular is $10.50
BK 45 to BK 81
Unitrade BK58a 5c Centennial pane of 20 w/ partial control numbers on tab
$50.00
Availability: 1 in stock
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