Translator: Paul Kuttner. - With answers.
This translation originally published: New York : Sterling [etc.] ; London : Distributed by Ward Lock, 1976. - Translation of: 'Schummelbilder'. Ravensburg : Otto Maier, 1975.
Includes index.
Eye teasers : optical illusion puzzles by Charles H. Paraquin. ISBN 0583303102. Published by Dragon Books in 1979. Publication and catalogue information, links to buy online and reader comments.