[78-L] "Blank Disk"

[D P Ingram]

Ah, thank you kindly. Never seen that type of thing before.  Something to learn on a Friday !

Rgds, Darren


¦ D P Ingram ¦ Ab Ingram Oy ¦
¦ darren at ingram.fi ¦  www.ingram.fi ¦ 
¦ 
¦ MUSIC LIBRARY FINLAND - www.musiclibrary.fi 
¦
¦ +358 6 781 0275 (FIN) ¦ extn 8001
¦









On 20 maj 2011, at 09.26, Royal Pemberton wrote:

> Sounds like it was made to both verify the cartridge was exactly level and
> parallel with the record surface and also was intended for setting
> anti-skating.  And would be produced after the 1950s.
> 
> On Fri, May 20, 2011 at 7:23 AM, D P Ingram <darren at ingram.fi> wrote:
> 
>> Hi. Whilst going through a recent set of donations, we came over a "blank
>> disc" (vinyl, 12 inch) that we've never seen before.
>> 
>> It is titled "Wilson Stereo Library Ltd." (with a London, UK address) and
>> on both sides it says "Blank Disc to simplify pick-up alignment and correct
>> side pressure"
>> 
>> And, of course, no recorded tracks or grooves.
>> 
>> Why would such a piece of round plastic be issued ? Was it some form of an
>> underlay (and if so, why would a label go to the trouble of issuing such a
>> thing)?  Were such issuances common with the move from shellac to
>> microgroove LPs ? There is no date on the piece. It would be useful to know
>> more so we can catalogue it and place some notes so further generations of
>> confused persons share some knowledge.
>> 
>> Thanks, Darren
>> 
>> ¦ D P Ingram ¦ Ab Ingram Oy ¦
>> ¦ darren at ingram.fi ¦  www.ingram.fi ¦
>> ¦
>> ¦ MUSIC LIBRARY FINLAND - www.musiclibrary.fi
>> ¦
>> ¦ +358 6 781 0275 (FIN) ¦ extn 8001
>> ¦
>> 
>> 
>> 
>> 
>> 
>> 
>>>>> 
>> 
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