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Peter Hopp
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Slide Rules
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Joint Slide Rules
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Pocket-Watch Slide Rules
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Dieter von Jezierski
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Slide Rules
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Florian Cajori
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History of the Logarithmic Slide
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Peter Holland
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Rechenschieber Slide Rules A.W. Faber A.W. Faber-Castell
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Joseph Soper
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K&E Salisbury Products Division Slide Rules
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