1s-13s, 1911-15 1c-$25 Definitives, "SPECIMEN" overprint, fresh colors, o.g. with none of the toning typically seen, some with small bits of paper adhering to gum, F-VF, a select set (Scott $325; SG 1s/12s, £275)
3a-23a, 1922 1c-$5 "MALAYA BORNEO EXHIBITION" overprints, bright colors, o.g. with most l.h. ($2 paper h.r.) and no toning, F-VF, difficult to find in this premium condition (Scott $450; SG 30-38, £425)
14s-26s, 1921-28 1c-$1 Definitives, "SPECIMEN" overprint, fresh vibrant colors, o.g. without any of the usual toning (few small h.r.), F-VF, an attractive set (SG 14s/23s, £400)