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yep. login wall.

On Wed, Jul 23, 2014 at 5:18 PM, Richard L. Hess <[log in to unmask]>
wrote:

> 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.
>
> Cheers,
>
> Richard
>
>
>
> 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.
>>
>> https://cornell.app.box.com/files/0/f/2153689224/1/f_19287922333
>>
>> http://en.wikipedia.org/wiki/Byne%27s_disease
>>
>> -Karl
>>
>>  --
> Richard L. Hess                   email: [log in to unmask]
> Aurora, Ontario, Canada                             647 479 2800
> http://www.richardhess.com/tape/contact.htm
> Quality tape transfers -- even from hard-to-play tapes.
>
>