112 



REPORT ON 



Horizontal Intensity. Observations of Deflections. 







Ceara 



, December 13 



, l86 5 











Ceara 



December 13 



. 1865 







c 



a 



Time. 



Temp. 



<u s 

 "3 "3 



IS 



Diff's. 



Dist. 



c 



S^ 



Time. 



Temp. 



3) 



a » 



Diff's. 



Dist. 



£ 



8 B 





t 



*l 



3 S 







§ 



5 B 





t 



^rt 



< % 









w. 



I2» I5 m 



8q° 



46*. 7 











w. 



I2 h 26 m 



90 



62 a .7 









<LJ 



E. 



W. 







1 10. 5 

 46-S 



46^.6 



110.6 



64 a .o 





« 



E. 

 W. 







95-6 

 62.8 



62 d .8 

 95-4 



32a. 6 





JS 



E. 







no. 6 







q 



£ 



E. 







95.2 



























a 





E. 







1 10. 7 









E. 







95-3 







«• 





W. 







47.2 



110.8 



63-5 



II 





W. 







63-4 



95-5 





II 



H 



E. 







III.O 



47-3 



^ 



1 



E. 







95-7 



63-7 





s~ 



W 



W. 



12 26 



90 



47-4 









w 



vv. 



12 40 



89 



64.1 





























Means 





89.5 



2U d 



63-75 



Means 





89.5 



2U d 



32.20 







Coefficient of torsion, v = 



6.72 div. 









Pernambuco, December 23, 1 



86 S . 







Pernambuco, December 



23. I 



S65. 





Magnet. 



"North 

 end. 



Time. 



Temp. 

 t 



1) 5 



"1 



B B 

 1^. 



Diff's. 



Dist. 



1 





Time. 



Temp. 

 1 



Si 

 <u .5 



a b 



Diff's. 



Dist. 



1 



W. 

 E. 



w. 



E. 



8 h 35m 



8 5 ° 



4S1.4 

 "3-3 



48-5 

 113. 2 



48^.4 

 123.2 



641.8 



o_ 



ii 



fe 



w. 



E. 

 W. 

 E. 



8" 50" 



88° 



64a. 6 

 98.0 

 64.8 

 98.1 



64 d -7 

 98.1 



33 d -4 























£ 





E. 

 W. 

 E. 

 W. 



8 50 



88 



"3-9 

 49- S 



1 14.4 

 49-7 



II4.2 

 49.6 



64.6 



(3 



E. 

 W. 

 E. 

 W. 



9 



88 



98.2 

 64.9 

 98.2 

 65.0 



98.2 

 65.0 



33-2 



ii 

















64.70 













Means 





86.5 



2u d 



Means 





88.0 



2U d 



33-30 







Coefficient of torsion, v = 



5.10 div. 









Bahia, December 27 



, 1865. 









Bahia, December 27 



, 1865. 













S> 



" A 

















Jj 







Pn 



f^ 



Time. 



Temp. 



"3 "3 



a b 



Diff's. 



Dist. 



a 





Time. 



Temp. 



■ V £ 



13 "3 



s s 



Diff's. 



Dist. 



s 



O B 





t 



^tf 



3 S 







1 



? 





t 



#! 



q s 









w. 



ii" 5 n, 



98° 



46X5 











W. 



II h I2 m 



qS° 



62 d .'9 









J 



E. 







112.2 



4& d -5 



651. 9 





_j 



E. 







96.6 



62". 8 



33 d - 8 





£ 



W. 







46.6 



112.4 





V 



W. 







62.8 



96.6 





E. 







112. 7 











£ 



E. 







96.6 



























« 





E. 







L13.6 









E. 







96.9 







"? 





V,'. 







46.4 



"3-7 



67-3 



II 





VV. 







62.6 



97.0 





|| 



rt 



E. 







"3-9 



46.4 





n 



E. 







97.1 



62.7 



34-3 



iv 



w 



W. 



11 12 



98 



46.4 









H 



VV. 



II 20 



98 



62.8 





























Means 





98.0 



2U a 



66.60 



Means 





9S.0 



2U d 



34-05 









Coefficie 



nt of to 



sion, v = 



5.27 d 



v. 





















