Same mark found here. I have no relationship to the websites or FDB mobler, just saying its not a one-off mark.
http://www.tuderhoff.com/product/?id=36
And again here: https://themodern60.wordpress.com/2009/10/29/hans-j-wegner-j16-rocking-c...
and here: http://www.retrospectiveinteriors.com/content/hans-wegner-j16-danish-roc...
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