CANADA, 1949, 50c Lumbering, "O.H.M.S." Overprint, No Period After "S" (O9a).
Bottom left plate no. 1 block of four, bottom right stamp (position 47 on the sheet), lightly hinged in the bottom selvage, stamps all Mint N.H.,
outstanding centering, Extremely Fine, catalogue value as singles, Scott $2,000.00, Unitrade C$2,340.00
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