At 08:11 PM 2/16/2002 -0800, you wrote:
>A recent posting in Medium Format Digest led me to a good article on silver
>print archival processing at
>http://unblinkingeye.com/Articles/Archival/archival.html.
snip
>Regarding long term stability, "Doug Nishimura of RIT's Image Permanence
>Institute has emphasized repeatedly that image permanence is tied more to
>storage conditions than to processing. No matter how carefully processed an
>image is, if it is subjected to atmospheric pollutants it will be liable to
>degrade. 'Virtually all of the fading seen in photographs has been caused by
>[contaminants in] air and moisture.'"
>
>So, isolation from oxidizers appears to be the key. The article mentions
>the ArtCare board that absorbs many of the harmful oxidizers. It also notes
>that test results indicate that dry-mounted prints, no matter what board
>they are mounted on, fare better than prints that are hinged or
>corner-mounted. The dry mount tissue serves as a barrier to pollutants that
>have been absorbed by the mount board.
>
>Paul
>http://www.PaulRoark.com
>
>
>
Paul,
Great URL, thanks. A few of my high-mileage friends and I were re-thinking
our fix/wash/tone methods a few days ago. It seemed a bizarre conversation
to me at the time - to be talking about photo-101 stuff. But now I see it is
a never-ending story.
AZ
Maker of Lookaround panoramic camera.
www.geocities.com/soho/gallery/8874/
or
keyword.com lookaroundMessage
Re: [Digital BW] Image permanence
2002-02-19 by Alan Zinn
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