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GK 50 A - Geological map 1:50,000 (analogue)
The geological map of North Rhine-Westphalia 1 : 50,000 consists of five standard geological themes: - geological detail - lithology - contour lines of the Quaternary base -... -
HK 50 A hydrogeological map 1:50,000 (analogue)
The pages of the hydrogeological map [HK 50] of North Rhine-Westphalia on a scale of 1 : 50,000 show the distribution, location and rock composition of the aquifers and aquifers...
