[Phono-L] Edison's A-250 DD

[AllenAmet at aol.com]

In a message dated 10/18/2009 12:59:10 A.M. Eastern Daylight Time,  
maxbud12 at wowway.com writes:

T.A.s  work on microgroove recordings 
can be noted as early as 1899. (cylinder of  course)



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Looking at our re-issued Program to the Electric Club (delivered by  Ezra 
Gilliland on May 19, 1888), I see, on p. 9, a reference to 'brown wax'  
cylinders recorded at 200 tpi.
 
Allen
 _www.phonobooks.com_ (http://www.phonobooks.com)