Coin stereoscope

A coin operated stereoscope with a nameplate of La Stéréoscopie Universelle, one of the largest publishers of World War I stereoviews in France. The stereoscope is manufactured by Mattey[1]. It’s a simple revolving stereoscope with lenses that cannot be focused and the distance between the lenses is not adjustable. What makes this device special is… Continue reading Coin stereoscope

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