The “Missa Brevis” is one of the most exquisite of the master’s minor works. It is written for four voices, and with the large choir at his command, Mr. Innes was able to put eight to ten voices on a part; and hearing voices darting, voices soaring, voices floating, weaving an audible embroidery, Evelyn felt the vanity of accompaniment instruments. Upon the ancient chant the new harmonies blossomed like roses on an old gnarled stem, and when on the ninth bar of the “Kyrie” the tenors softly separated from the sustained chord of the other parts, the effect was as of magic. Evelyn lifted her eyes and saw her dear father conducting with calm skill. She had heard the Mass in Rome, and remembered the beautiful phrase which opens the “Kyrie” and which is the essence of the first part of that mo

