1911, First U.K. Aerial Post, four postcards and one cover, London or Windsor cancellations of September 9 (4) or 18, in addition card of South African Aerial Post (defected), all are F/VF, Est. $400-$500 (Image)

1923 (October 13), Lympne-Hastingleigh Motor Glider pre-printed cover to Ashfield, franked by 1½p orange brown on dark gray flight label, mostly VF, approximately 125 items carried, Est. $150-$200 (Image)

1925 (July 1-2), Amphibie Louis Schreck Flight London - Paris by Robert Bajac, specially printed postcard, franked by two King George V definitive stamps and upon arrival uprated by French due stamp of 20c green, No.191at top left and all appropriate markings, VF, Est. $150- $200 (Image)

1929 (May 15), pre-printed flown postcard on line London - Rotterdam - Berlin, franked by two values, red K.L.M. confirmation marking, pilot's sign on reverse, VF, Est. $140-$180 (Image)

1932 (January 19), Imperial Airways Service between England and South Africa pre-printed registered cover, franked by three King George V definitive stamps, arrived to Johannesburg on February 1, appropriate markings, mostly VF, Est. $120-$150 (Image)

1933 (April 12), Great Western Railway Air Services flown cover to Plymouth, franked by 1½p orange brown, large Western Railway parcel stamp 3p black on green paper is alongside, one tied by boxed Cardiff ds in violet, all appropriate markings, VF, Est. $100-$140 (Image)