File:Britannica Organ Pneumatic Lever.png
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Size of this preview: 480 × 599 pixels. Other resolutions: 192 × 240 pixels | 610 × 761 pixels.
Original file (610 × 761 pixels, file size: 25 KB, MIME type: image/png)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 13:09, 2 September 2009 | 610 × 761 (25 KB) | Bob Burkhardt | {{Information |Description={{en|1=Diagram of a "pneumatic lever" from a pipe organ. A pneumatic lever consists of a small power bellows attached to each key, so that the depression of the key admits high-pressure wind to the power bellows. The power bell |
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