unused 1c. brown with red overprint, a marginal horizontal pair [9-10] from Setting VIII, [9] showing variety "EXHIBITICN" with stop and [10] showing "BORHEO", usual slight toning and [9] with thin, nevertheless of fine appearance and with large part original gum. Rare. R.P.S. Certificate (1962). S.G. 253fa/253fd, #925. Photo