ARISTO-Werke Dennert & Pape, Hamburg / Germany    (1971)
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                                            VERSION (B2)

S C A L E S  of the  ARISTO  »DARMSTADT«      Model 967U
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Front Side          [ inverse / RED ]          Back Side
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[ 0 ...  28 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)]
ST       arc(0.01X)
T        tan(0.1X); [cot(0.1X)]

[ 0 ...  11" Ruler ]

REMARKS:       There are 4 Models 967U in the Collection
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Newer Version (B2)
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Production Code = 2LR03 = Hamburg, 1971, Lot 03

This slide rule is mounted on an acrylic ruler body
and has an additional ST-Scale on the lower body.
It came in a hard-cover case together with the 2-sided
conversion table »1364« and an instruction booklet.

Older Version (B1)                  (NOT SHOWN)   
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Production Code = HFF20 = Hamburg, 1966, Lot 20

Same, but has not the ST-Scale on the lower body.

Older Versions (A):

(A1) Production Code = G6013 = Geretsried, 1960, Lot 13
(A2) Production Code = 63_7 = 1963, Lot 7   (NOT SHOWN)
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These slide rules have a "normal" plastic body ...

                  Historical Remarks ...
impressum:
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© C.HAMANN  http://public.BHT-Berlin.de/hamann  05/02/12