As you may be aware, tracking LPs at to0 light a stylus pressure can cause a stylus to oscillate and tear up groove walls, causing playback distortion forever more, even though the disc looks pristine to the naked eye. I can only speculate that this can occur on shellac discs as well.

Comments?

Bob





> On Mar 27, 2019, at 10:43 AM, Lou Judson <[log in to unmask]> wrote:
>
> Microscope? There are inexpensive ones now.
> <L>
> Lou Judson
> Intuitive Audio
> 415-883-2689
>
>> On Mar 27, 2019, at 7:31 AM, 6295LARGE <[log in to unmask]> wrote:
>>
>> Hi.
>> Thanks.
>> The records appear near mint, though I have no way of insuring that they're
>> not distorted anyway.
>>
>> Regards,
>> Ben