 |
Bulgaria
Peoples Republic |
|
|
|
20 Leva, 1989
KM#183
|
|
  |
||
|
120
Years Bulgarian Academy of Sciences
|
||
 |
|
|
Bulgaria
Peoples Republic |
|
|
|
20 Leva, 1989
KM#183
|
|
|
|
||
|
120
Years Bulgarian Academy of Sciences
|
||
|
|