Lot 1435, 1929 First Experimental Flight Bengal Air Transport Co., Darjeeling to Calcutta, sold for C$2,340

Lot 1435, 1929 First Experimental Flight Bengal Air Transport Co., Darjeeling to Calcutta, sold for C$2,340Lot 1435 1929.MAY.22 First Experimental Flight by the Bengal Air Transport Co. Darjeeling to Calcutta, with single-line cachet in purple (front and back), mailed without postage with Darjeeling 2a postage due handstamp on front. Darjeeling MAY.22 despatch and Calcutta MAY.23 receiver, both on back alongside Stephen Smith signature. Very fine and described by Mr. Pont as “A very scarce item, with about 6 items flown.” Estimate $300, sold for C$2,000.00 plus 17% buyer’s premium.