1870.] 



Coimbra Monthly Magnetic Determinations. 



^- o 



O oo 



NO 



b b 



O ^d- 



oo 



O O O 



co O O OO N O 



NO no no no NO no 



NO NO NO NO NO NO 



no no NO NO NO NO 



•aipaa^ 



f) M f< N H M f) H M 



M W 



ft a 



o ^ 



•ui jo anjBj^ 



oo 

 b 



CO 



b 



cn on o o f-. 



C\ CnnO NO On ON 

 ^- ^ ^ t*- 

 CN Cn C"\ On On Cn 



i^i^i t»i m h N 

 C\ CNNC NO CO CO 

 ^ ^ ^- ^ 



CO CO CO CO CO CO 



O O O O O O 



O O O O O O 



On C\0O On t>- 



* -3" -si" 



ffv On 0\ On ^ On 

 CO CO CO CO CO CO 



b b b b b b 



a ^-2 



S 5 



'aon^BjacIuiaj; 



^ on 



*m On 



OO 



CJ 



ii C5 



SIM 



LONO O m O 



On NVO co On h* 



r~- r- r-^ 



On On On On On On 

 0*0 00 00 OO OO 00 



OO O CO tj~ CO O 

 ^j- On N co hh rJ 



r-~- t — r-- oo oo 

 r-. 



On On On On On On 

 00 OO 00 00 OO OO 



COOO CO CNOO NO 

 NO NO ITl N M O 



t>-oo OO OO oo 

 r-. 



On On On On On On 

 OO OO OO OO OO 00 



iO O NO On O O 

 f>- O "-oOo O N 

 CO CO ITN CO CO tJ- 



p p r-*- O t>. 

 b b oo iooo 



O ^ O O rj- O^J-OtJ-OtJ- 



'aon^jadtnaj; 



On 

 v6 



'BaDUB^BT(J 



O co O co O co O co O co O co O co O co O co 



M O M 



O O 



o 



c* 



