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.
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