Excerpt from The Art of Improving the Voice and Ear: And of Increasing Their Musical Powers, on Philosophical Principles; Adapted to Public Speakers, Musicians, and Actors, and Particularly Useful for the Instructors of Youth It must he confessed, that between such instru ments and the voice, there is no very evident re semblance; for though the sound of the voice is produced by the vibration of air in the tube of the wind-pipe, yet there is nothing analogous to the mouth-piece of the instrument, and the sound does not apparently depend much on the physical nature of the substance of the throat. The substances, indeed, composing the wind-pipe and the parts about the throat, are too soft and inelastic to rank as sonorous bodies. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.