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REISS - POCKET   ( 12.5 cm Scales )



REISS, Bad Liebenwerda / (GDR) Germany               (1970)
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SCALES  of the  R E I S S  (DECELITH)  P O C K E T  »RIETZ«
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Front Side          [ inverse / RED ]             Back Side
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( 0 ...  13 cm Ruler )

K       X3
A       X2
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B       X2                                   S    sin(0.1X)
[CI]    [1/X]
C       X                                    T    tan(0.1X)
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D       X
L       lgX

Historical Remarks ...

The slide rule came in a red plastic case. The print on the
back side of the slide rule says:

    » Elektrotechnik / EXPORT - IMPORT «

impressum:
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http://public.beuth-hochschule.de/~hamann          10/23/07