Re: l Rosenberg Gross family in Sweden #scandinavia
I would recommand u write to the Sweden Jewish Community in Stockholm, also in Malamo and Guthenberg, these r the 3 main Jewish Community.
There is also a Jewish newspaper, publisher in Stocholm, worth trying, a letter to the editor.
U can find all address on the net
Fundatia Tarbut Sighet
+40 74 414 5351