ON THE MAGNETIC DISTURBANCE AT TORONTO, &C. 353 



, ,. . . ^ ■ . r ^ ^- ■ . r. fc rHor.ForceO-000177. 



The nurabera are scale-divisions : coefficients for reduction into changes oi ^^^'^^\\^xi.VoTceQ-Wi(i225. 



1841. 



2 A 



