For intellectual property law reasons accessible only from ZBW reading room.
Total number of images: unknown - currently only findable via the film list.
Material may exist on microfiche. Access is only possible at the Hamburg site of the ZBW - please contact us via the feedback address at the foot of this page.
| Type | Company |
| Location | Germany (Central Europe) |
| Industry | Nonmetallic Minerals Industry |
| Holdings | Newspaper clippings: 1949-1951, 1960, 1961, 1963, 1966 |
| Signature | A10 K 426 |
| URI | https://pm20.zbw.eu/folder/co/061688 |
| ID | co/061688 |