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Black and white view of the overflow of the Möhne Dam, with a powerful jet of water escaping from the dike. The reverse details the technical characteristics of the reservoir: 416 km² catchment area, 130 million m³ volume, 40.30 m dam height, 640 m length, and 2150 PS hydraulic power. 8 pfennig postage stamp from Möhne, canceled, with a mention of 60 years of the publisher.