"David E. LeMasters" <dle### [at] comcastnet> wrote:

> > If I remember well, the rotoball should be much duller. At least, the
> > one from the IBM my mother once rented was realy dull... back in the '70s
> >
> > Alain
>
> I know the real type balls were rather dull, but to fill in for a chrome
> sphere I just had to make it shiny.  Just a little artistic license.
>
> David

Not that much duller If Memory Serves Me Well. When new, some were quite


animated slide rule.
BTW Nice image, evocative of times past.

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