With over 150 vocalises, this collection will be very useful for many teachers and students of singing. Includes CONCONE: Fifty Lessons for Voice, Op. 9 • LÜTGEN: The Art of Vocal Velocity • SIEBER: 36 Eight-Measure Vocalises for Mezzo-Soprano, Op. 93 • SIEBER: 36 Eight-Measure Vocalises for Baritone, Op. 96 • VACCAI: Practical Method of Italian Singing.