INDIA, 1926, Apr. 4, CALCUTTA-BANGKOK FIRST FLIGHT,. Three India 1a affixed to cover over the Thai-themed "Avail Air Mails and Save Time" label and addressed to Bangkok, Thailand, "By Danish Fokker Aeroplanes 1925, Calcutta to Bangkok" flight cachet, additional lightly struck "KGL Dansk Konsulat i Calcutta" and "Royal Danish Legion" handstamps at left, Very Fine, only 41 covers were flown by Lt. Botved and Lt. Herschend (Image)

$500