Registered 'OHMS' official cover franked with Australia 1937 ½d orange, 3d purple brown and 6d red brown plus 1947 1d purple (SG 179, 187, 190 & 222) tied by RELIEF No.2 PAPUA NEW GUINEA cds's dated 20 MAR 48 with red & white PORT MORESBY registration label alongside. Addressed to UK with SYDNEY AUSTRALIA transit cds on reverse. Scarce.