Postby silverly » Tue May 10, 2011 11:00 pm
There is a Caroline G Rosene who was born in Missouri on 4 January 1907 and died in Contra Costa, California on 7 February 1965. Her mother was an Oppenheimer. I really can't say this is the modernist jeweler that you are asking about, but maybe you or someone else can "connect these dots."