Simon, Seymour
Optical Illusion Book
: Four Winds Press, 1976. . J, H, Binding is tight, corners bumped, usual shelf wear and library profanations, "In this book, a well-known science writer shows you the many ways the eye can be tricked into seeing things that are not really there. You'll find out why one line drawn on a page can look longer than another, when both are really the same length. You'll discover how the eye interacts with the brain to form the pictures you see...[This book] is filled with drawings, so you can actually see the illusions as you read about them.", etc., etc., 78 pages.; . Good, Hard Cover, Good, .
$9.00
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