"Cantor Sirota with Choir of Fifty" . . "1912-02-14T20:15:00"^^ . . "choir performance" . . "Messrs. William Morris and Max Rabinoff announce the Tenor Cantor of Warsaw Sirota, Mme. La Salle-Rabinoff, coloratura soprano, Mr. Clarence Eddy, organist, and Choir of Fifty under the direction of L. Loew" . . . . . . . . . . . . . . . . . . . .