Re: archivalness of gum
From: BOB KISS <bobkiss@caribsurf.com> Subject: RE: archivalness of gum Date: Fri, 21 Dec 2007 10:38:02 -0400 > Ryuji, can you help with this? Probably not... If your silver gelatin print was toned with a sulfiding agent or at least with a selenium toner, the chance of silver migrating is very slim and I'm more inclined to the light theory than silver migration theory. > Could this be what was seen with the pt/pd prints or did > someone actually test the faint images on the interleaves to > confirm that they were pt/pd metal? Different material, different condition, therefore I can't compare them meaningfully. However, testing whether the ghost image was due to the partial transfer of the image or otherwise should be fairly straightforward. -- Ryuji Suzuki "Patriotism is the last refuge to which a scoundrel clings." (Bob Dylan, Sweetheart Like You, 1983)
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