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Assemble 24 spectroscopes, each measuring about 1" diam x 10" L with a fixed slit at 1 end and a mounted diffraction grating (13,500 lines per inch) at the other.
Assemble 24 spectroscopes, each measuring about 1" diam x 10" L with a fixed slit at 1 end and a mounted diffraction grating (13,500 lines per inch) at the other.
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