Kalvoda, Jan, 1943-
| Biographical Details: | Narozen 12.2.1943 v Praze.. RNDr., CSc., geolog a geograf,spisy z oboru. |
|---|---|
| Source: |
PNP-LA |
| More info: |
     |
| Biographical Details: | Narozen 12.2.1943 v Praze.. RNDr., CSc., geolog a geograf,spisy z oboru. |
|---|---|
| Source: |
PNP-LA |
| More info: |
|