"Choristes Formation." . . "Chant choral pour la jeunesse." . . . "Nonfiction films"@en . . . "Documentaire sur la maturation de la voix chez les choristes adolescents. En passant par les aspects historiques, physiques et sociaux; le document vise à guider le professeur de chant choral appelé à former des chanteurs touchés par le phénomène. Il propose entre autres des exercices vocaux, des directives pour la classification des voix, des entrevues avec des jeunes chanteurs et des données techniques." . . . . . . . . "Juvenile works" . "Juvenile works"@en . "Instructional films"@en . . . . "\"Discover the world of the adolescent male singer through historical, physical and social aspects of the voice maturation process as Henry Leck works with young men in the Indianapolis Children's Choir and the Indianapolis Youth Chorale. Includes warm-ups, vocal exercises, ranges and guidelines for voice classification, technical data, interviews with young singers, and solo and choral performances.\"--Container."@en . . . . . "\"Discover the world of the adolescent male singer through historical, physical and social aspects of the voice maturation process as Henry Leck works with young men in the Indianapolis Children's Choir and the Indianapolis Youth Chorale. Includes warm-ups, vocal exercises, ranges and guidelines for voice classification, technical data, interviews with young singers, and solo and choral performances.\"--Container verso." . . . "Boy's changing expanding voice : take the high road" . "Videos (VHS)" . "The boy's changing voice take the high road" . "The boy's changing voice take the high road"@en . "Take the high road"@en . . . . . . . . "Chant Étude et enseignement." . . . . "Voix Mue." . .