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Jeez Don, I never realized you were that old! How can you say
what they looked like 2000 years ago?

aa
On Friday, January 30, 2004, at 10:00 AM, Don Cox wrote:

> On 30/01/04, Art Shifrin wrote:
>> "I have shellac records over a century old which exhibit no
>> deterioration other than wear!
>> Steven C. Barr"
>>
>> How do you know that the disks have not in some way changed or
>> deteriorated?
>>
>> Yes, they're playable but even glass changes shape over time.
>
> I saw an exhibition of Roman glass a few years ago. Those bottles etc
> didn't show any signs of having changed shape over 2000 years.
>
> Regards
> --
> Don Cox
> [log in to unmask]
>