ST. HELENA, 1936, -1/2p Gray Black & Black, Broken Mainmast, Cleft Rock (SG 97ga, 97gc).
Mint N.H. (brown gum as always on the 1936 printing) block of ten, selvage on three sides, with plate no. 1 at top and bottom, Broken Mainmast at position 3 in the block, Cleft Rock at position 9, rich shade, choice centering, Extremely Fine, a striking block with two varieties, SG value as two hinged variety singles
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