Lot 61063 – 1950 On His Majesty’s Service sent from Singapore rare frameless circle violet « Orion Barrel » only two recorded

1950 On His Majesty’s Service official cover sent to Cocos Islands, Indian Ocean, with « Director of Posts Singapore » violet circular cachet and Singapore dispatch cancel in black to the front dated 16 Dec 50, on the reverse a violet rectangular « Cocos – 5 Jan 51 » and the very rare frameless circle violet « Orion Barrel » only two recorded and possibly unique with the Singapore combination.