Kalloscop © 1895 Polyphon Musikwerke.
By inserting the prescribed coin on the slot, the first picture becomes visible, while the other 9 pictures must be made visible by a light pressure on the button.
Very handsome oak-case.
32x32x45 cm (13x13x18 inches)
Machine's picture.
Ernst Holzweissig Nachf.'s 1898 Export Catalogue - Page 71
Automatic Pleasures - The History of the Coin Machine - Nic Costa - 1988 - Page 119