1911 The special circled cachet "FIRST AERIAL POST/U.P. EXHIBITION ALLAHABAD 1911" in BLACK on India KEVII. postal stationery card ¼a. brown, without address but with the "ALLAHABAD/18 FE./11" cds in black alongside, and on the reverse with a respective note "With the founders/compliments/W Windham/The only ones done in black" by the famous British aviation pioneer Walter Windham, the organizer of this first aerial post carried by pilot H. Pequet from Allahabad to Naini, especially pointing out the cachet in black. A VERY RARE USAGE OF THIS CACHET IN BLACK.
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1933 "HOUSTON-MT-EVEREST FLIGHT": Cover carried by the FIRST FLIGHT OVER MT. EVEREST on April 3rd, 1933 and sent from Purnea on April 14th to Lahore, franked by two singles of India KGV. 1932 1a3p. mauve tied by the large cachet "HOUSTON-MT-EVEREST/FLIGHT/1933", and on the reverse with Purea despatch dater and Lahore '16 Apr 33' arrival cds. Cover creased and roughly opened at top. AN IMPORTANT MOUNT EVEREST FIRST FLIGHT COVER.
Value Add Taxes (19%) will be added to the hammer price and the buyers premium. (Image)