Powered by concealed bellows or a person blowing into a pipe feeding into the base of the vase. Cross-section shows inner system, which relies on changes in air and water pressure to force air through hidden flutes to produce birdsong. The well-appointed interior, with its portrait and mythological paintings, ornately carved furniture, and well-dressed sitters indicates the class of individuals who might be interested or capable of financing such an elaborate device.
|Place of publication|
|Original file type||TIFF|
|Rights||Public Domain Mark 1.0|
|View in library catalog|
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