101 uses for an obsolete record player! Turntable Illusions is a book
that features 40 black & white patterns that create kinetic optical illusions when spun on a record turntable.
At last, a use for the record player you almost threw away!
Now anyone can experience the Fechner-Benham effect, the cockeyed illusion, the spiral aftereffect, McKay’s rays, the whirlpool illusion, the Benussi effect, the Musatti effect,
Fraser spirals, anamorphic dominoes, and dozens of other mind-blowing illusions — all for one low price! Better than drugs…and no side effects! 96 pages. $9.95.