SATB choir and organ, or brass quintet, timpani, and organ - Medium - Digital Download SKU: MQ.8325-E Composed by Robert Lehman. Complete Mass, Easter, 20th Century. Downloadable organ/choral score. 16 pages. E. C. Schirmer Music Company - Digital #8325-E. Published by E. C. Schirmer Music Company - Digital (MQ.8325-E). English.The Mass of the Resurrection is based upon three principal themes, namely the Solemn Tone of the Gregorian Te Deum laudamus, (the great Hymn of Thanksgiving, “We praise thee, O God...â€),* the Great Alleluia which is sung thrice at the Great Vigil of Easter, and the splendid Easter Sequence Victimæ Paschali laudes or “Christians, to the Paschal Victim…†These three Easter themes permeate the Mass thus joining us with those of past centuries who have sung these same melodies to celebrate the resurrection of the Lord Jesus Christ who has trampled down death and won for us the life eternal. Resurrexit Christi! Alleluia! -Robert W. LehmanDuration: 7:00.