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Re: [Homebrew_PCBs] Re: Inkjet printing of pcb - coffee anyone ?

2004-05-08 by Roy J. Tellason

On Saturday 08 May 2004 12:56 pm, Stefan Trethan wrote:

> a dozen inches makes a foot i guess...
> people liked the dozen dearly in the past.

It's a matter of convenience for math,  too.  Twelve can be divided by 2, 3, 
4, or 6,  while 10 can only be divided by 2 or 5.   I think that this is also 
part of the reason why we have 360 degrees in a circle,  because it can be 
divided up so many different ways.

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