Is this link working for you?
Coincidentally, I just made contact with the Cornell Chemistry Dept
yesterday. I had set this issue aside for a while.
On 9/19/14 8:23 AM, seva, soundcurrent mastering wrote:
> yep. login wall.
> On Wed, Jul 23, 2014 at 5:18 PM, Richard L. Hess <[log in to unmask]>
>> Hi, Karl,
>> This is very interesting.
>> The Wikipedia article discusses acidic fumes/vapors are emitted by PVC
>> (the basefilm of some early 1940s and 1950s tapes) and polyurethane (a
>> eidely used binder) as well as wood, cork, non-archival cardboard, paper,
>> and cotton.
>> It is good to know it's a salt, but, unfortunately, the photo is behind a
>> login wall.
>> On 2014-07-23 3:41 PM, Karl Fitzke wrote:
>>> Still hoping to engage someone at Cornell with mass spectrometry
>>> capability, but today Mycologist Dr. Kathie Hodge of Cornell Plant
>>> Science generously put a few tapes under the microscope and gave us the
>>> representative photo at the link below. We looked even closer and it
>>> is surely some kind of salt.
>>> Kathie also shared the finding with a snail taxonomist, who said that
>>> this looks like Byne's disease.
>> Richard L. Hess email: [log in to unmask]
>> Aurora, Ontario, Canada 647 479 2800
>> Quality tape transfers -- even from hard-to-play tapes.
Cornell Lab of Ornithology
159 Sapsucker Woods Road
Ithaca, NY 14850
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To interpret and conserve the Earth's biological diversity through research, education, and citizen science focused on birds.