Leporello-Stereoscope ‘Stéréo-Relieur’

This rare stere­o­scope was like­ly a mod­est suc­cess in France. How­ev­er, the patent­ed design by Charles Fouger­at was also applied in Ger­many by ICA in the much bet­ter-known Stere­ospekt.
(from: Com­pendi­um of Stereoscopes)