»Le Mégascope Héliographe de Bertsch«, c. 1820
Solar Magic Lantern. Size: 23 x 10 x 12 in. With French description by Dr. E. Trutat, Toulouse, France. The (better) counterpart of the famous 'Mégascope' by Chevalier!
Estimate: €  2,000/3,000
US$ 2,400/3,600
Reserve: € 1,750/US$ 2,100

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