1929, Transatlantic Flight "Yellow Bird", USA 5 C airmail pse with additional franking 5 C airmail-stamp, cachet with original autographs by French aviators: Armeno Lotti, Jean Assolant and Rene Lefevre, starting from Old Orchard Beach, Maine, to Comillas Spain and destined to Paris.
Muller 278, 12500 points (for an unsigned cover) (Image)

1931, FIRST EXPERIMENTAL IMPERIAL AIRWAYS FLIGHT LONDON-AUSTRALIA:
JOHORE, 4 C purple/carmine and 2 x 21 C purple/orange, mixed franking on cover from JOHORE BAHRU, 12 AP 1931, directed to the first experimental Imperial Airways Flight London-Australia via SINGAPORE, 16.APR 1931, and Port Darwin to Sydney in Australia, arrival mark SYDNEY, 29.APR.1931. VF condition. Only 84 covers were flown!
Value Add Taxes (19%) will be added to the hammer price and the buyers premium. (Image)

1940/1941: War Time Air mails from Burma. Three commercial covers from Rangoon to Hong Kong resp. Shanghai. Two of the covers with censor marks.
Value Add Taxes (19%) will be added to the hammer price and the buyers premium. (Image)

1930/1990 (ca.), South Africa-related airmails, comprehensive accumulation of airmail covers/cards, from some early items and mainly semi-modern first flight covers, also a good range of airlettersheets. A box full of material, high retail value, needs careful calculation!
Value Add Taxes (19%) will be added to the hammer price and the buyers premium. (Image)