BORODIN Prince Igor (1970S US pale blue Angel label stereo triple vinyl LP box set. Performed by Boris Christoff Constantin Chekerliiski Todor Todorov Julia Wiener and Reni Penkova with the Opera and Chorus of the National Opera Theatre of Sofia conducted by Jerzy Semkow. Presented in a texxtured book opening record box with asted front and libretto. SCL-3714)