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ARISTO   POCKET - DARMSTADT   ( 12.5 cm Scales )



ARISTO-Werke Dennert & Pape, Hamburg / Germany       (1973)
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S C A L E S  of  the  ARISTO  »POCKET-DARMSTADT«  Model 867
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Front Side           [ inverse / RED ]            Back Side
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[ 0 ...  15 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)
T        tan(0.1X)

REMARKS:
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Production Code = 2LST03 = Hamburg, 1973, Terluran, Lot 03

It came with a brown leather case in a cardboard box
together with the 2-sided instruction sheet.

Historical Remarks ...

Ref. to the print on the back side & leather case this
Pocket Slide Rule was a gift from a   STEAG   company.

impressum:
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http://public.beuth-hochschule.de/~hamann          11/03/08