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 Soprano, Op. 92 - SIEBER: 36 Eight-Measure Vocalises for Tenor, Op. 95 - VACCAI: Practical Method of Italian Singing.