Gary J. Lyon (Philatelist) Ltd.
Item # S007878
Item # S007878
Canada E8
1938 Twenty cent dark carmine, upper left and upper right plate proof blocks of six with full Canadian Bank Note Co. Ottawa No. 1 imprint, printed in the issued colour on card mounted india paper, an extremely rare duo, Extremely Fine (Unitrade E8 proof; catalogue value $4,200+)
Regular price
$2,950.00
Tax included.