Optical Toy
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(2 bids)
US$80
![[OPTICAL INSTRUMENTS]. Pair of Electric Optical Instruments. [V.p., ca. 20th century]. (1 of 3)](https://p1.liveauctioneers.com/928/431085/240164373_1_x.jpg?height=282&quality=70&sharpen=true&version=1788977207)
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