MAGNETIC SURVEY OF GREAT BRITAIN. 



Table LIII. 

 Deduction of the Intensity at Six Stations in Britain. 



153 



The results in Table LIII., collected in one view, are as 

 follows : 



If we combine, by the method of least squares, the results at 

 the twenty-seven stations at which the intensity was thus de- 



* Observed by Mr. Fox. 



t Observed by Captain Ross. 



