Volume 1
 
 
24 Feb. 1876
 
 
Page
34
 
TD>
It resembles somewhat the sound caused by effervescence -- but still more I think the noise made in sharpening the edge of a knife. The sound was reproduced by the sounder M whenever it was placed upon the circuit.
Noted Feb. 24th 1876
by A.G.B.
 
Volume 1
 
 
24 Feb. 1876
 
 
Page
34
 
TD>