Magic Lantern Slides
Lantern Slides of Germany
Mülheim on the Ruhr
Germany. Mülheim on the Ruhr. Blast Furnaces and Steel Mills. (May 1928)
This work has been identified with a Creative Commons Public Domain Mark 1.0.
Since October 23, 2018
Mülheim, Ruhr, Blast Furnaces, Steel Mills, Germany, Lantern Slides
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