Beale's Choreutoscope, c 1890.
© National Media Museum / Science & Society Picture Library
Replica. First devised by Beale in 1866, the Choreutoscope was a type of magic lantern slide containing six separate pictures. These were projected onto a screen in rapid succesion to give an impresion of movement. It was the first projection device to use an intermittent movement, which became the basis of all cine cameras and projectors.