Typographic overprints - 'Postal History - Covers'

Quality: ✉

1909/1910, group of 8 picture postcards, all franked with OBP n° 42 "15c ochre - Mols 1909 issue" with typo overprint "CONGO BELGE", sent from Lisala, Kinshasa, (2x), Boma (2x), Banana, Leopoldville (2x) to Belgium, all stamps from the plate A2, vf/f