Seeing double : over 200 mind-bending illusions /
Seeing double : over 200 mind-bending illusions / J. Richard Block - New York, N.Y. : Routledge, 2002 - 140 p. : ill. (some col.)
Includes bibliographical references and indexes
0415934826
OPTICAL ILLUSIONS--PICTORIAL WORKS
QP495 / B562S