https://pm20.zbw.eu/category/ware/i/143627
No material prepared as folder.
For intellectual property law reasons accessible only from the European Union legal area and from the ZBW reading room.
Total number of images: 571
Images on film h1/wa/W0343H/0094 | Ölschiefer, Schieferöl |
For intellectual property law reasons accessible only from ZBW reading room.
Total number of images: 85
Images on film h2/wa/W2047H/0155/R | Ölschiefer, Schieferöl |