ARISTO-Werke Dennert & Pape, Hamburg / Germany    (1949)
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S C A L E S  of  the   ARISTO  »DARMSTADT-D «  Model 967
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Front Side          [ inverse / RED ]          Back Side
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( 0 ...  27 cm Ruler )

K        X3
A        X2
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B        X2                           LL1     exp(0.01X)
[CI]     [1/X]                        LL2     exp(0.1X)
C        X                            LL3     exp(X)
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D        X
[P]      [sqrt(1 - (0.1X)2)]
S        sin(0.1X); [cos(0.1X)]
T        tan(0.1X); [cot(0.1X)]
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L        lgX
                                    ( 0 ...  11" Ruler )
REMARKS:
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Production Code = 49_5 = 1949, Lot 5

The slide rule came in a black wood/cardboard box.

                Historical Remarks ...
impressum:
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© C.HAMANN  http://public.BHT-Berlin.de/hamann  08/09/08