Kaleidoscope, an optical instrument, invented by Sir David Brewster in 1817, consisting of a cylinder with two mirrors set lengthwise inside, two plates of glass with bits of coloured glass loose between at one end and an eye-hole at the other, presents varying patterns on rotation.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Kalamazoo` * Kalevale