. . . . . . . . . . . . . . . . . . "Biography" . . . . . . . . . . . . . . . . . . . . . . . . . . "Criticism, interpretation, etc" . . . "History" . . "Joseph Yasser Collection" . . . "Papers" . . . . . . "Mailamm (U.S.)" . . "Jewish Theological Seminary of America. Cantors Institute." . . "Moscow (Russia)" . . . . "Russian Group of Musicologists in New York City." . . "Jewish Music Forum (U.S.)" . . "Novoye Russkoye Slovo (Newspaper)" . .