on the Distribution of the Magnetic Intensity. 



OBSERVATIONS AT BANFF. 



On the Battery Green. 

 CYLINDER, No. I. First Arc 20. 



In a Field west of Battery Green. 

 CYLINDER, No. I. First Arc 20. 



In a Field at a considerable distance to the south-west of the Battery Green. 

 CYLINDER, No. I. First Arc 20. CYLINDER, No. I. First Arc 20. 



VOL. XII. PART I. 



D 



