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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
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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 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)
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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
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Production Code = 3LR51 = Geretsried, 1971, Lot 51
same as Version (A2.2), additional » ARISTO « on body-connectors
Version (B)
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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
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