Sale #87 worldwide Collections

LONDON-AFRICA-LONDON LATER FLIGHTS Costermanville Belgium Congo-Brussels, 50c & 3f on front & 1f25 x 4 on reverse of Belgium Congo, tied with Costermanville 13 Aug 36 cds cancels. On air mail stationary envelope with Par Avion in relief across the wings of a red aeroplane bottom left. Boxed Avion cachet in black. Addressed to Brussels. No markings on reverse. With research notes. {C} [US4] (Start Price / Minimum Bid = £23.20)