1927 (14 Feb) Karachi to Lahore, cover franked with 1a George V, tied by framed "Air Mails India by Light Aeroplane Karachi G.P.O. with Messrs. Stack & Leete", with Karachi departure cds alongside, special arrival markings on back, including "Royal Air Force Display Lahore" 17.2.27 and two others. Also another cover with similar franking and cachet, flown from Karachi to Delhi, with arrival markings, small photo of the airplane, each cover with two hinge remnants on back, fine-v.f.