YIVO bleter, New series, vol. IV has a lot of new material on Eastern European Jewish folklore, folk songs, theater performances, and more. Chana Mlotek’s annotated publication of 42 folk songs is included….
These are mostly love songs and ballads. There is also material on Moyshe Beregovsky’s purim-shpiln. Mark Slobin, Itsik Gottesman, Robert Rothstein have writings. There is an index to former columns Chana and Joseph Mlotek column from the Forverts. It’s available at the Jewish Book Center of the Workmen’s Circle. www.jewishbookcenter.com or