An online article from JTS Magazine, Vol. 7, No. 1, 1997 by Neil Levin. Traces German Jewish cantorial music and its transference to the US. Describes concerts that took place in NY as part of a conference in 1997 called “Voice of Ashkenaz–The Music and Culture of German and Central European Jewry: Remembrance and Renewal.”
http://www.jtsa.edu/news/jtsmag/7.1/vsh.shtml