OFF TOPIC -- Ancient Purity

[Robert Allen <boballen@sky.net>]

John McEwen wrote:

> Can anyone suggest other devices in common use which have remained true to
> their first principles since inception.  I would suggest that 50 years
> should be the minimum time consideration.  I don't include the concept as
> the basis but rather the actual mechanism.

Probably a mousetrap.
Could be the incandesent light bulb.
Arguably the women's corset (and they're coming back!)
Definately the Toilet!
--
Bob Allen, Kansas City, '69CGT, '75TR6, '61Elva(?)