Legendary conductor, the late CARLO MARIA GIULINI leads the Philharmonia Orchestra & Chorus in a wonderful and dramatic performance of VERDI's "REQUIEM MASS" featuring performances by soprano ILVA LIGABUE, mezzo GRACE BUMBRY, tenor SANDOR KONYA & bass RAFFAELE ARIE. This great performance was held at the Royal Festival Hall in London on April 26, 1964.