Labels:bird | clock | door | earth | fence | person | sky | slide projector OCR: Soprano Alto Tenor Bass VOICES Note: The ranges of voi ices BUb dependent on the individual singers pub the ranges given here BUb approx i imat ions only. Repeai pd high no ies shoul c be avo pap theu produce quite ctrair on the vo ice Low tches tend have little pro iection approximations Repeated notes should avoi they strain projecti