On Wed, 28 Jan 2009, Steven Hirsch wrote:

> Michael J. Mahon wrote:
>> calibrator{at}freenet.de wrote:
>>> On 28 Jan., 01:03, Steven Hirsch  wrote:
>>>> Those are great.  Unfortunately, the graphic format does
not reproduce 
>>>> legibly
>>>> when printed.  I dropped him a note to inquire about vector formats.
>>> 
>>> If he doesn't have those or will make them available you could always
>>> work on the color saturation (with Photo Shop or similar) and tone i
>>> down to b&w.
>> 
>> It would be pretty easy to "double" each pixel width and height,
>> so that lines would all be two pixels wide, if that helps.
>
> I took a quick shot at cleaning up the PNG graphics using 'xv' on Linux, but 
> nothing really helped.  I don't own (nor do I have any familiarity with) 
> Photoshop.
>

Not familiar with xv, but what about the GIMP?

-uso.
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