Category:Volcanology in the 1920s
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Subcategories
This category has the following 10 subcategories, out of 10 total.
- 1920 in volcanology (1 F)
- 1922 in volcanology (1 F)
- 1927 in volcanology (4 F)
Media in category "Volcanology in the 1920s"
The following 2 files are in this category, out of 2 total.
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ETH-BIB-Vesuv, Centralkegel vor und nach-Dia 247-Z-00131.tif 2,879 × 3,378; 9.41 MB
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ETH-BIB-Vesuv, glühende Lavawalze-Dia 247-04214-1.tif 2,688 × 3,494; 26.88 MB