Burma 1942 (10 August) Falam [Chin Hills] Envelope from the Captain Smart Correspondence Sent to his Wife Sent to Dehra Dun India Bearing 6 pies Strip of Three Tied Light Double Circle Date-stamps; Logo on Flap “CHIN HILLS bN / BURMA FRONTIER FORCE”; One of Four or Five Known “Chin Hills” Covers that Are not Non-Official, Estimated that there Approximately Forty Covers from the WWII “Chin Hills” Most of Which Had the “O.H.M. S.” Affixed by Typewriter; EXTREMELY RARE & FINE (5-15374)