Re: tonal inversion and pigment loads

Don,

my technical brain says your absolutely right, you said it like I never
could, excellent. But I already know and said that some gum printer like to
exploit anomalies creatively and there is nothing we can do about that.

Regards,
Yves

----- Original Message -----
From: "altprinter" <dstevenbryant@mindspring.com>
To: <alt-photo-process-l@sask.usask.ca>
Sent: Monday, January 30, 2006 11:39 AM
Subject: Re: tonal inversion and pigment loads

> Katharine,
>
> >I like your idea that it's probably some sort of static charge that's
> >holding the loose pigment to the substrate in areas where there's no
> >hardened gum, and where the pigment hasn't penetrated fibers to
> >create an indelible stain, and I think your insight about that is a
> >great contribution.
>
> Has anyone tried to measure the static charge involved? Without doing any
measurments, just attributing this affect to static charges is just
specious.
>
> Of course I suppose most of what has been exprressed thus far about tonal
inversion is simply conjecture based on emperical observations.
>
> Frankly, I don't see that tonal inversion matters to the average gum
printer since inversion seems to be an anomaly of the process rather than
the norm.
>
> In short why all the fuss over this? You guys are becoming obessive and
keep repeating the same things over and over.
>
> My 2 cents,
>
> Don Bryant
>
Received on Mon Jan 30 11:04:35 2006