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Non-Commercial Use
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Category
Nuclear Physics
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Maker
Sun Engraving Co.
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Object type
diffusion
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dispersion (process)
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isotopes
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isotopes; diffusion; dispersion (process); separating
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separating
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Place
England
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England, United Kingdom
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complete
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copper
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glass
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metal
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Copper foil with etched perforations at 20
1942-1943