(x) Banque de la Republique du Burundi, 20, 50, 100 (2) francs, 1966 provisional issue, all with black handstamped overprint DE LA REPUBLIQUE DU BURUNDI, (Pick 15c, 16d, 17c, d), first two uncirculated, last two good very fine and very fine (4).
Estimate: £150 - £200