TT PK 4s 1960 RWANDA-BURUNDI 50 FRANCS BEAUTIFUL SPECIMEN RARE LIONESS PCGS 64TT PK 4s 1960 RWANDA BURUNDI 50 FRANCS BEAUTIFUL SPECIMEN RARE LIONESS PCGS 64 1960 50 Francs from Rwanda Burundi. Pk 4s Specimen and serial number A000000 100. Graded 64 Very Choice New by PCGS. According to PMG Population Report there is only two others graded at 64 level and none graded finer. Very rare, of all the 6 notes in the series this Pick # 4s the Lioness may be more rare in Gem then the Rhino or Zebra. Perfect margins noted on extremely