Yoel L. Arbeitman wrote:

>Ludwig in the later Jeremiah, Caballe in the later Kaddish) as well as
>in the several Bernstein conducted recordings of the Kaddish symphony,
>the languages, Hebrew and Aramaic resp.  are pronounced in Standard
>Israeli Hebrew.  But why would Bernstein in 1942 as an Ashkenazi American
>Jew not have employed Ashkenazi pronunciation, the form of Hebrew and
>Aramaic of most American Jews?

Not necessarily.  The "Israeli" version of Hebrew was already spoken by
Hebrew-speaking Jews in Palestine before there was a state of Israel,
and Jews elsewhere were aware of the distinction between Ashkenazi and
Sephardic pronunciations.

Walter Meyer