MAGNETIC OBSERVATIONS. 



143 



O 



U 



I 



A 



Cfl 



O 



U 



H 



CA 



a 



E 

 < 

 a 



H 



o 







w 



P 



w 



E 



o 



- 



O 



-f- 4 



uary 10, 1866. 

 ection for Lubber Li 



C 



Sa 



Corrected 

 Deviation o 

 Compass. 



Deviation o 

 Compass in 

 Degrees. 



Deviation o 

 Compass in 

 Points. 



." 



.e0 



Assumed Magnetic 

 Direction of Ship's 

 Head. 



8 & 5,8 . 3.3. 



. oo o o o o o o o o o o o o o o o o og 



- N ^-^^xoi^in^-n-r) M - o O 00 ~ N Tt-^ior^^t^^iOThN 



I I I I II i I I I I ! I M 



+++++ iiiiMiiiiii 



w 



W 



-f- 

 the 



ffi 



ig 

 th 



following values 



C 

 C/. 



Co 

 th 



A deviation of the North Point of t 

 deviation to the West by the sign 

 From the observations given abo 

 iations are obtained : 

 A= o 24'.s 



a 



e 



+ 4 



deo, January 24, 1866. 

 13'. Correction for Lubbe 



Mon 

 ct = . 



or O 



C 



Corre 

 Deviati 

 Comp 



Deviati 

 Compas 

 Degre 



Deviation o 

 Compass in 

 Points. 



Assumed Magneti 

 Direction of Ship' 

 Head. 



oooooooooooooooooooooooooooooooo 



Ci^-Tfi-it-i ^-^-N ro MNW^-NTj-^-^-Mr^fOfiflco ^-^-N 



o 

 O 



++-r++++-f+ |l 1 1 II 1 1 1 1 1 1 1 1 1 1 1 1 1 II 



