File:Light under.jpg

An image of light under a drum where it fails to toch the surface because of torsion. I took this image of my own drum and did the editing. It is part of the article Drum Set Tuning that is being submitted to Wikipedia under the same name. I have released this article and these images under GDFL. The notice on the site of the original article is at http://www.tunadrum.com/gnu.htm and the copyright notice accompanies each page to which it refers

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