Eekaia in Eeport of the Electrical Standard Committee foe 1863. 



P. 140, in equation 9, for M' read Ic. 



P. 144, line 19 from top, for E read Ei. 



T, 1 r,Q /■ f , i. 00002951 , 1 , ., 00000239 . , , 



if. \ol, for force equal to absolute units, or gramme weight, read 



f«..on^„oi f^0'00029olx 00002951 , ,, ., 0000000007053 



lorce equal to — absolute units, or gramme weigbt. 



p. 157, in equation 28, 9= , omit the decimal point erroneously put before 4157 ; 



and three lines lower, /or 24-8G1 and -4157 read 2-1861 and 4157. 

 P. 158, /or By the definition of electrochemical equivalents, E=N read Q=N. 



