Phenakistoscope (Heliocinegraph) disc of an acrobat riding a horse and a jumping clown, by Forester and Nicol, published by John Dunn. Phenakistoscope Disc of Acrobat, Horse and Clown
Two Heliocinegraph discs, by Forester and Nicol, published by John Dunn, Edinburgh, 1833. Two Heliocinegraph Discs
