Advanced search
Showing items 21-25 of 25
Book contains pictures, with transparency (in an envelope at the back), to produce moire effects. An expanded edition with an ...
#46221 Book / Metamorphosis
Add to my collection
#14851 Book / Metamorphosis
#32516 Book / Metamorphosis
A collection of optical illusions, and includes a pair of red/green spectacles for viewing. Spinning disc is missing.
#39015 Book / Metamorphosis
#14914 Book / Metamorphosis