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LicensePolarization demonstration material associated with Silvanus P
Science Museum Group
© The Board of Trustees of the Science Museum
Polarization demonstration material associated with Silvanus P. Thompson, in cardboard box with handwritten label (9 items)
Unannealed glass oval in wood mount (engraved FTC and marked "purchased 1888 from Rev. P. Sleeman")
Rotation register in wood mount (24 radial mica films)
Right-polarized quartz in wood mount (second quartz wedge missing)
Biquartz in wood mount
Amethyst section in wood mount
Nicol prism in brass tube with extension, by C.D. Ahrens
Calcite prism in brass tube plus black paper diaphragm
Quartz prism with lens in brass tube with brass diaphragm
Reflection analyzer on wooden stick
