NIUE 1971 BLUE-CROWNED LORIKEET IMPERF PROOF ON PRESENTATION CARD
20c Blue-Crowned Lorikeet imperforate proof single on Bradbury Wilkinson presentation card inscribed 'as submitted 23.12.70'. Includes 'as running' suggesting the colours should be identical to the issued stamps – however, the greens are darker than issued. Very scarce. Fresh and fine. SG160var; SC141var
