Rolf Dietrich Brecher|sourceurl=https://flickr.com/photos/104249543@N07/21214286863%7Carchive=https://web.archive.org/web/20190116104142/https://www.flickr.com/photos/104249543@N07/21214286863/%7Creviewdate=2018-02-14 21:29:01|reviewlicense=cc-by-sa-2.0|reviewer=FlickreviewR 2
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