Radiometer on brass stand
Dimensions: This is a Crookes radiometer, used for a scientific experiment in the late 19th century to prove that light is energy
For all ornaments and gifts, UK mainland delivery cost: £30.00
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The 4 wings inside the bulb are struck by the ""photons"" traveling within artificial or natural light which turn.
L 10cm x 10cm x H 33cm
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