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Sold Price: Faber Castell Vintage 62/83 Slide Rule With Slip Case Along With Two Further Measuring Devices Vintage plastic slide rule, housed in original green … | Faber castell, Faber, Green leather
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Pocket Duplex Slide Rule Cursors Evolution Evolution in the Cursors of the Pocket Duplex Slide Rules Shapes, materials and Manufacture By J.G. Fernández. - ppt download
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Slide Rule Faber Castell Novo Duplex 62/83 — Robert's collection of antique scientific instruments, curiosa and scales
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