Rudolf Helmhacker
* 15. 11. 1840, Rokycany (Rokycany)
† 24. 5. 1915, Praha
Pedagogue, Geologist
sex: male
NK AUT: jk01040699
Rudolf Helmhacker
| from - to | institution, city, notes |
| ???? - ???? | Praha, Praha |
| ???? - ???? | Rokycany (Rokycany), Rokycany (Rokycany) |
Rudolf Helmhacker
| from - to | group, *creation, notes |
| ???? - ???? | osobnosti (Plzeňský kraj), * |
