 |
| |||
| Barytweiß; Blanc fixe; Bariumsulfat n; Schwerspat m; Permanentweiß | |||
|
blanc fixe : 3 do fraz, 2 tematyki |
| Chemia | 2 |
| Marketing | 1 |
|
| |||
| Barytweiß; Blanc fixe; Bariumsulfat n; Schwerspat m; Permanentweiß | |||
|
blanc fixe : 3 do fraz, 2 tematyki |
| Chemia | 2 |
| Marketing | 1 |