List of suggested recordings, performance scores, special collections of Yiddish music, and additional literature as reference sources. Undated ; Herman Berlinski’s notes on Elikum Zunser, Lithuanian Jewish Yiddish-language poet, songwriter. Undated ; Herman Berlinski’s notes on the impact of Jewish immigration on musical life in U.S. between the two wars. Undated ; Text of lecture by Ruth Rubin on “The Yiddish Folksong.” 1974 ; Text of lecture by Ruth Rubin on the “Yiddish Folksong of the Eastern European Jews.” 1948 ;