1931 (Apr) flown cover from Dundo, franked with 40c and 2x1e (defective), sent via Tsipaka, Belgian Congo, where adhesives from that country were added for further passage to Belgium, fine and scarce usage from a small diamond mining town (Image)

Est.$500

1945 large flown cover from Benguela to Luanda, franked on both sides with 8x0.90c and 6x1.80a, additional franking removed from back, otherwise fine and spectacular franking (Cat No. San.12,13) (Image)

Est.$500

1945 flown cover from Nova Lisboa to Luanda, franked on reverse with 1,80a and 2,70a Air Post adhesives, used with additional stamps, fine-v.f., with appropriate markings (Cat No. San.13,14) (Image)

Est.$250

1946 large flown cover from Lobita to Luanda, franked with 0.90c plus 27a (the top value of the set) and additional franking, fine-v.f., with appropriate markings, extremely rare (Cat No. San.12,41) (Image)

Est.$1,500