Although I used a slightly modified timemaster to play these back the 
sound quality suggests a high speed. Please post responses to the list.
Shai

On 24/02/2011 16:32, Art Shifrin wrote:
> Hi,
>
> Might anyone in this group know and be willing to share info about their:
>
> 1. speed (or speeds if there were two)
> 2. groove width
> 3.  grooves cut vert. or lat?
> 4. # grooves per inch
>
> Thanks,
> Art (Shiffy) Shifrin
>