Lot 1408, 1927 Dutch flight Calcutta to Batavia, sold for C$1,404

Lot 1408 1927.JUN.25 Dutch Flight Calcutta to Batavia, franked with two 1a stamps tied by Calcutta datestamp, alongside a red and white flight label with small black biplane, the cover is addressed to Batavia (with JUL.1 receiver on back, alongside a Weltevreden datestamp of the same day) there is a 15c Dutch postage due stamp on front. An overall fine cover, with only 31 carried. From the Pont Collection. Estimate $300, sold for C$1,200.00 plus 17% buyer’s premium.