1898-1902. No. 6. 



TERRESTRIAL MAGNETISM. 



47 



L. T. 



Deflector Distance Needle 



M 



12.0 == 0.0 



H 



17 22 .5 



9-47517 

 + 0.00155 



0.52328 



7-85138 



8.37466 



0.02369 



L. T. 



h m 

 II 53 a. m. 



57 

 o 3 p. m. 



9 



15 

 19 

 23 

 28 



Deflector 

 V 



1902. 

 Distance 



June 25. Obs. Baumann. 



Needle 



Pz 

 Pi 

 Pi 

 P2 

 P2 

 Pi 

 Pi 

 P. 



II. a 

 11.7 

 12.0 



II.8 

 11.8 

 II. 7 

 12. 1 

 12.3 



M 



O t 



78 3-2 

 14.0 



6-5 

 22.5 



112 38.7 

 54-5 

 47-2 



113 14.2 



O II 



, m. 



II. 9 a = 



colog sin (p„ 

 log C/J 



log H 



H 



17 21 .0 



9-47452 

 + 0.00154 



0.52394 

 7-85138 



8-37532 



= 0.02373 



I 16 



12.9 



The needle much disturbed, difficult to point. 



