Wikimedi'Òc

EB1911 Norway - geological map of Norway and Sweden.jpg - Library Guy

Oversigtskart over den glaciale Formation i den sydlige Del af Christiania Stift.jpeg - Kåre-Olav

158 of 'Geological sketches at home and abroad ... With illustrations' (11279868143).jpg - Artix Kreiger 2

63 of 'Ertsforekomster i Søndhordland og paa Karmøen' (11094974973).jpg - Artix Kreiger 2