Re: Re: Kallitype Permanence (was Real People)

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From: Don Bryant (dsbryant@telocity.com)
Date: 03/12/01-09:34:38 PM Z


Joe,

>
> In a message dated 03/12/2001 10:44:14, gwalstra@lib.drury.edu wrote:
>
> <<...My own VDB prints on Arches CP
> (before they changed the paper) have faded and in a very unattractive way.
> When printing on that paper, I also used a very weak selenium toning step
> between the wash/dev. and the fixer step. The finished print had a nice
> effect but was very unstable. Often, the selenium step would cause the
> beautiful brown image to partially wash off into the toner. Not a good
> sign....>>
>
> If you used Kodak's Rapid Selenium Toner be aware that it is compounded
with
> ammonium thiosulphate aka rapid fixer and the action of such a strong
fixing
> agent will bleach van dyke brownprints (a form of kallitype) and salted
paper
> prints in my experience. I called Kodak about this once and was informed

Try 1:100 to 1:250 as a one shot toner.

At least that is what was recommended for Satista-types which works.

Don Bryant


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