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These images are copyrighted (c)2015 by Robert Brunck |
This page was updated on 03-06-2016
This is an 18 step greyscale from [R,G,B] of [0,0,0] to [255,255,255] in increments
of [15,15,15]. For best viewing on images you should adjust your screen brightness
and contrast to be able to see the changes of all 18 grey shades ...