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This website is intended to be both useful and educational. Unless otherwise stated all images are freely given into the Public Domain. Attribution is appreciated, but not required. Feel free to use or modify what you find here for whatever reason. If you wish to use an image on your website, please upload a copy to your own webspace instead of linking to the copy here.If you need a little help recoloring an image for your use, here's a tutorial on how to change the colors.
For more information on a topic, see the works listed on the Bibliography page.
