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File:Optical illusion disc with man pumping water.gif

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Summary

Description Optical illusion disc which is spun displaying the illusion of motion of a man pumping water in a circle at the outer edge of the disc. Part of McLean’s Optical Illusions or Magic Panorama, a boxed set of 12 discs. Hand-colored lithograph.
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Source
This image is available from the United States Library of Congress's Prints and Photographs division
under the digital ID cph.3g08093.
This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required. See Commons:Licensing.

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Author Unknown authorUnknown author. Published by Thomas McLean.
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Public domain
This work is based on a work in the public domain. It has been digitally enhanced and/or modified. This derivative work has been (or is hereby) released into the public domain by its author, Racconish. This applies worldwide.

In some countries this may not be legally possible; if so:

Racconish grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
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    Animated gif (corrected)
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Licensing

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Date/TimeThumbnailDimensionsUserComment
current17:13, 9 March 2014Thumbnail for version as of 17:13, 9 March 20141,000 × 1,000 (6.73 MB)Racconish== {{int:filedesc}} == {{Information |Description=Optical illusion disc which is spun displaying the illusion of motion of a man pumping water in a circle at the outer edge of the disc. Part of ''McLean’s Optical Illusions or Magic Panorama'', a boxe...

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