- ArchiefMG 146 - W.O. Kupsch fonds
- ReeksJ. Audio-Visual Materials
- 216 more...
- StukWOK 2-75 - Basalt columns
- StukWOK 2-76 - Metamorphic rock of Lower Paleozoic age
- StukWOK 2-78 - Spheroidal weathering in Ordivician Martinsburg shale
- StukWOK 2-81 - Difference in weathering of "brownstone" and mica schist
- StukWOK 2-77 - Volcanic plugs with explosion breccia
- StukWOK 2-82 - Tombstone mica schist bending under own weight
- StukWOK 2-82 - Tombstone of mica schist bending under own weight
- StukWOK 2-83 - Tombstone of mica schist bending under own weight
- StukWOK 2-80 - Scaling of weathered tombstone of mica schist
- 2080 more...