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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 (A2.1)

S C A L E S   of  the   ARISTO   » SCHOLAR LL «      Model 0903LL
=================================================================
Front Side             [ inverse / RED ]                Back Side
=================================================================
                                           ( 0 ...  25 cm Ruler )
L         lgX
K         X3
A         X2
-----------------------------------------------------------------
B         X2                                   S        sin(0.1X)
[CI]      [1/X]                                LL2      exp(0.1X)
C         X                                    LL3      exp(X)
-----------------------------------------------------------------
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 5 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 (A2.1)
--------------------------------------------------
Production Code = GFF37 = Geretsried, 1966, Lot 37
cm-Ruler  from front, together with inch-RULERS  to BACK SIDE
Scale sequence changed

Version (A2.2)                           NOT SHOWN
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Production Code = 3FE6  = Geretsried, 1968,  Lot 6
» ARISTO / 0903LL «  in BLACK characters on slider,
» ARISTO-SCHOLAR LL «  in capials on back side,
» ARISTO-SCHOLAR LL «  profile-letters on the CASE

Version (A2.3)                           NOT SHOWN
--------------------------------------------------
Production Code = 3LR51 = Geretsried, 1971, Lot 51
same as Version (A2.2), additional » ARISTO « on body-connectors

Version (B)
**************************************************
Production Code = 3LO31 = Geretsried, 1975, Lot 31
» ARISTO SCHOLAR « in RED, »0903LL« in BLACK, on slider,
NO  » ARISTO-SCHOLAR LL «  in capials on back side, and
NO  cm-  &  inch-RULERS  on the back side anymore !

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

   

                    Historical Remarks ...
impressum:
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© C.HAMANN   http://public.beuth-hochschule.de/~hamann   11/12/13