cover 1872 (23 April) mourning XU5 addressed to the Hon. Lionel Sackville West (son of the Lord Chamberlain to Queen Victoria) at the British Embassy in Paris, bearing 1872-73 6d. chestnut plate 11 (tiny rip at base) with fine strike of the rare dumb triangular barred obliteration, endorsed "Free Biddulph" (Keeper of the Privy Purse) at lower left and with black wax "PRIVY PURSE" seal on reverse. Attractive. Photo