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ARISTO - SCHOLAR  LL   ( 25 cm Scales )
Have a look at the Older Version (A1)



ARISTO-Werke Dennert & Pape, Hamburg / Germany           (1966)
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                                                   VERSION (A2)

S C A L E S   of  the   ARISTO   » SCHOLAR LL «    Model 0903LL
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Front Side           [ inverse / RED ]                Back Side
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                                         ( 0 ...  25 cm Ruler )
L         lgX
K         X3
A         X2
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B         X2                                 S        sin(0.1X)
[CI]      [1/X]                              LL2      exp(0.1X)
C         X                                  LL3      exp(X)
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D         X
S         sin(0.1X); [cos(0.1X)]
ST        arc(0.01X)
T         tan(0.1X); [cot(0.1X)]            ( 0 ...  8" Ruler )
                                            ( 8 ...  0" Ruler )

R E M A R K S :      There are 3 Model 0903LL in the Collection
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To use the LL-Scales, the slider has to be turned.
This slide rule came in a beige/red hard-cover case.

Older Version (A1):
Production Code = G5617 = Geretsried, 1956, Lot 17

Version (A2)
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Production Code = GFF37 = Geretsried, 1966, Lot 37
» ARISTO SCHOLAR 0903LL «  in BLACK characters

Version (B)                              NOT SHOWN
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Production Code = 3LO31 = Geretsried, 1975, Lot 31
» ARISTO SCHOLAR « in RED, »0903LL« in BLACK,

SCALES on the SLIDER have changed:
   Front Side =  B, [BI], [CI], C
   Back Side  =  S, LL1, LL2, LL3

SORRY, NO  cm- & inch-RULERS  are on the back side!

Historical Remarks ...

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© C.HAMANN      www.tfh-berlin.de/~hamann    impressum    12/26/06