Description
1973 9P BRITISH EXPLORERS GREY-BLACK OMITTED (SG927c). A superb unmounted o.g. horizontal pair 1973 9p British Explorers (Charles Sturt) variety left stamp GREY-BLACK (jacket and tie) omitted, right hand stamp normal for comparison. Very scarce, Pierron records only 20 mint examples. B.P.A cert 84628. (Ref 114759).
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