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You searched for: geology Remove constraint geology Publisher Prussian Geological Institute Remove constraint Publisher: Prussian Geological Institute Place Pyatidorozhnoye, Russia Remove constraint Place: Pyatidorozhnoye, Russia

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Map of Germany - Geological Map - Pörschken, 1916 Maps maps university-of-maryland

1916. Map of Germany - Geological Map - Pörschken, 1916. Scale=1:25,000. Topography, geology, rock types for parts of Russia (old Prussia, pre-WW II Germ... Prussian Geological Institute.