- FondoMG 146 - W.O. Kupsch fonds
- SériesJ. Audio-Visual Materials
- 1260 más...
- ItemWOK 10-128 - Steam escaping from drilled hole in Namafjall solfatara area
- ItemWOK 10-129 - Drill hole with casing and pipe to gathering area, Namafjall solfatara area
- ItemWOK 10-130 - Sulfur deposited by hot springs at Namafjall solfatara area
- ItemWOK 10-131 - Small cone deposited by hot spring, Namafjall
- ItemWOK 10-132 - Pillow lavas, hydrothermally altered, near Namafjall
- ItemWOK 10-133 - Pillow lavas, hydrothermally altered, near Namafjall
- ItemWOK 10-134 - Tuff beds of Hverfjall eruption about 2400 years ago
- ItemWOK 10-135 - Section through ejected lava block showing different textures
- ItemWOK 10-136 - Lava tunnel, partly collapsed. Near Ludent crater group, Myvatn area
- 1036 más...