08-21-2014, 10:39 AM
I've lost my slide rule, but I think I could still do basic multiplication and division on one.
I've still got one of [url=http://en.m.wikipedia.org/wiki/Curta]these that belonged to my father.
I've still got one of [url=http://en.m.wikipedia.org/wiki/Curta]these that belonged to my father.

