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Box (3) - Glass
No. 83867003
No. 83867003
2 Glass Prisms c.1900 for Physics Teaching (spectrum of light)
Measure 25 cm. the largest and 20 cms. the smallest in length.
Set of 2 antique prisms used in teaching and demonstrating the spectrum of light to students at the beginning of the 20th century.
As can be seen in the photos, they have some chip.
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