SOLOMON ISLANDS 1961 (MNH) 1s VOYAGE OF HMS SWALLOW PLATE 1–1 BLOCK, SHADE
1s Voyage of HMS Swallow, multiple script CA watermark, plate 1–1 block x 4 printed 13 June 1961 by Bradbury Wilkinson in slate and orange-brown. Scarce. Fresh and fine. Mint never hinged. SG91a; SC99var
