SEPARATE SOUND-BOARDS.
The keyboard of a very large organ has as many as five manuals, or rows of keys. Each manual operates what is practically a separate organ mounted on its own sound-board.
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HOW IT WORKS.
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SEPARATE SOUND-BOARDS.
The keyboard of a very large organ has as many as five manuals, or rows of keys. Each manual operates what is practically a separate organ mounted on its own sound-board.