Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Belgium and Belgian Congo - 1926 (February 12-13), Inauguration Flight Katanga - Bas-Congo, registered cover from Bukama, addressed to Antwerp, franked by five Belgian Congo adhesives, black confirmation marking, Leopoldville transit (13.2) and Antwerp arrival ds, VF, Est. $150-$200, Sc. # 91, 94, C1