Българска народна банка

The obverse features a representation of the building of Sofia University and olive twigs below, all encircled by the words ‘НАРОДНА РЕПУБЛИКА БЪЛГАРИЯ’ (People’s Republic of Bulgaria), the year of issue ‘1988’, and the nominal value ‘20 ЛЕВА’ (20 levs).

The reverse depicts the stylised figure of a man with his arms apart in front of a wing, reproducing a drawing of Leonardo da Vinci. On the left, on two lines, are the year in which the University was founded ‘1888’ and the year of its anniversary ‘1988’. The entire design is surrounded by the words ‘СОФИЙСКИ УНИВЕРСИТЕТ’ (Sofia University) and ‘КЛИМЕНТ ОХРИДСКИ’ (Kliment Ochridski).