"Wilhelm Arthur Vogel (2 April 1868 – 4 March 1962) was a German merchant, photographer and publisher of Ore Mountain picture postcards which form an important part of the heritage of the Ore Mountains." - (en.wikipedia.org 29.01.2020)
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(The left column lists the relations of this actor to objects in the right column. In the middle you find other actors in relation to the same objects.)