. . . . "chamber music performance" . "choir performance" . . . . . . "Program heading: Concert Tendered to Morris Winchevsky, In honor of his sixtieth birthday and forty years of Socialist activity" . "1917-03-24T20:15:00"^^ . . . . . . . . . . . "Concert Honoring Morris Winchevsky" . . . . . . "tribute" . . .