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ARISTO - DARMSTADT   ( 25 cm Scales )
Have a look at Newer Versions (B)



ARISTO-Werke Dennert & Pape, Hamburg / Germany       (1960)
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                                               VERSION (A1)

S C A L E S  of the   A R I S T O   »DARMSTADT«  Model 967U
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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                              L       lgX
[BI]     [1/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)]
                                       ( 0 ...  11" Ruler )

REMARKS:          There are 4 Models 967U in the Collection
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Older Version (A1)
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Production Code = G6013 = Geretsried, 1960, Lot 13

The BI/CI- and P- Scales are RED with RED figures.
The slide rule came in a cardboard case together with a
2-sided laminated conversion table »Tabelle A, Okt.1962«

Newer Version (A2)         NOT SHOWN
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Production Code = 63_7 = 1963, Lot 7

This slide rule has NO INCH-Ruler on the back side.
The BI/CI- and P- Scales are BLACK with RED figures.
It came in a hard-cover case together with a 2-sided
laminated conversion table »Tabelle A, Okt.1962«

Newer Versions (B):

(B2) Production Code = 2LR03 = Hamburg, 1971, Lot 03
(B1) Production Code = HFF20 = Hamburg, 1966, Lot 20
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These slide rules are mounted on an ACRYLIC RULER BODY.

                Historical Remarks ...
impressum:
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http://public.beuth-hochschule.de/~hamann          06/08/08