1856.1 



Report on the Magnetic Survey. 



11 



I 



*cs 



rH t>» 



"~ l CO* 



General mean. 



8.78 



CO 



O t^ 



r ~ H GO* 



Oft *> 



CO 



00 *> 



00 



CO 



2 * 



GO* 



00 



CO 

 OS !>>. 



00 



SO 

 <o *^* 



GO* 



00 

 00 t^ 



GO 



CO 

 CO 



00 



00 



so t^ 



GO* 



00 

 CO 



GO* 



CO 

 CO *"? 



GO 



SO 

 CO 



GO 



cm *>: 



GO 



SO 

 CO J>» 



CO 



so 



CM t^ 



CO* 



GO 

 GO* 



GO 



M. N. 

 8.80 



GO 



Means 



from 



May 11 to 16 





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o 





4 



*tf 

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o 

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is 



e 



so <* CO UO 



■-IK05COIO 



P ~* »d tj* tj* id 



r-<<£>COO 

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^* ^" co' Tt" 



c> «o go to 



CM CM CO Ti* 



r-H M<NtHCfi 

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o 



^ -^ -h co so 

 go os oo o> 



H-SOOO 

 CO ^CMi^.00 



os *-* cm cm* 



ClOlOO 

 t^,«o SO SO IQ 



t^cs'iod 



;££icm © 

 co ^^co so 



*0 GO *>* 00 



^ OS OS © © 

 "■* »>.CO* GO 



55 o cMt^ 



rf <"-> CO CO CO 



f2 3! cm o 



CO ' "^ GO CO OS 



Cq CO O GO rH 



so q6j>*.co 



»"»c6 GO GO 



|Z£»Q0 GO t^ 

 ^ H t~>». <0 p—i CO 



^J !>*. GO GO* GO* 



2 SO* rH OS CM 



gCMCO - 



"*^o t^co o 



CM CM '- , 



cs <s s g 



A oo?oio 



2 © TT TP OS 



OS* OS* GO OS 



CO *0 co »0 

 OS *^CM CO 



os' os* so ©" 



© ©os © 



t^GO —> © 

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rH O* i-H i-* 



CO CO Tf wo 

 IQ CO r-H CO CO 



SO O O LO 

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CM* CM CO* CM* 



t>.Tj< OS lO 



t^.^r- |J>>. 



CO CO* TT CM* 



CO CO t>.u0 



^O lO CO OS 



CO rf CM O 

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OOU5iO 

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so so" ^ id 



. r-H O O O 



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