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»SLIDERS« RULE ( 4" / 100 mm Scales )
![](sliders-1.jpg)
![](sliders-2.jpg)
![](sliders-3.jpg)
Manufacturer = ??? Year = ???
On one side are C/D on the other side A/B scales
The sliders came without a cursor - but to calculate SQRTs,
you need the connection from scale A to scale C -
Have a look at a home made one ... SQRT(2) = 1.41
![](sliders-c1.jpg)
impressum:
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