Two Heliocinegraph discs, by Forester and Nicol, published by John Dunn, Edinburgh, 1833. Two Heliocinegraph Discs
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
