Extra Observations of Magnetometers, November 15 — 16, 1844. 



149 



BlFILAR 



Balance 



Gbtt. 







Bifilar 



Balance 



Gbtt, 







Bifilar 



Balance 



Corrected. 



Corrected. 



Mean 

 Time. 



Declination. 



Corrected. 



Corrected. 



Mean 

 Time. 



Declination. 



Corrected. 



Corrected. 



Min. 



Sc. Div. 



Min. 



Mic. Div. 



d. h. 



Min. 







Min. 



Sc. Div. 



Min. 



Mic. Div. 



d. h. 



Min. 



o 



Min. 



Sc.Div. 



Min. 



Mic. Div. 



7 



533-2 







16 2 



45 



25 23-34 



47 



549-4 



48 



754-5 



16 4 







11 



5530 



11 



1034-3 



12 



5321 



13 



578-6 









49 



540-3 









12 



25 20-05 



12 



545-4 







22 



535-3 









50 



21-61 



51 



535-5 













13 



535-8 



13 



1019-4 



! 32 



535-4 



33 



580-9 









52 



538-5 









14 



16-15 



14 



531-3 







47 



528-3 



48 



588-0 









54 



539-0 



54 



754-8 





15 



17-39 



15 



534-0 



15 



997-2 



2 



521-8 



3 



596-8 





55 



23-27 



57 



5421 



58 



754-9 





16 



20-79 



16 



536-5 







17 



520-6 



18 



599-0 



16 3 







22-94 



2 



535-4 



3 



760-6 





17 



24-35 



17 



5361 



17 



980-0 



2 



523-6 



3 



619-3 





5 



24-22 



7 



550-6 



8 



783-4 





18 



26-40 



18 



535-2 







8 



529-4 



9 



626-8 









9 



560-4 









19 



25-93 



19 



536-3 



19 



986-6 



12 



526-1 



13 



639-2 





10 



23-98 



10 



556-6 









20 



25-06 



20 



534-3 



20 



989-8 



14 



522-8 













11 



550-2 



11 



848-7 









21 



527-5 



21 



993-1 



17 



525-7 



18 



653-1 









12 



554-9 









22 



19-64 



22 



520-7 



22 



991-7 



19 



524-4 













13 



557-3 



13 



886-3 





23 



16-72 



23 



523-5 



23 



979-7 



22 



524-3 



23 



671-7 





14 



13-93 



14 



555-4 



14 



908-1 





24 



17-42 



24 



529-8 



24 



962-9 



26 



507-5 













15 



554-7 









25 



21-01 



25 



536-8 



25 



948-1 



27 



509-7 



28 



670-7 





16 



06-39 



16 



562-8 



16 



949-4 







26 



542-6 



26 



939-9 



28 



514-6 













17 



565-0 



17 



965-0 



27 



30-98 



27 



542-0 



27 



940-6 



32 



519-5 



33 



669-0 





18 



05-72 



18 



570-9 









28 



31-34 



28 



536-3 



28 



952-9 



: 37 



5220 



38 



673-6 





19 



25 05-62 



19 



565-7 



19 



981-5 









29 



527-8 



29 



976-2 



; 42 



5390 



43 



678-5 





20 



24 57-31 



20 



559-8 









30 



18-63 



30 



526-7 



30 



982-6 



47 



544-0 



48 



694-7 





21 



24 56-50 



21 



560-4 



21 



973-3 





31 



16-08 



31 



527-4 



31 



972-8 



52 



540-3 



53 



713-2 





22 



24 57-75 



22 



565-2 









32 



15-81 



32 



530 7 



32 



968-3 



• 57 



5450 



58 



748-9 





23 



25 05-45 



23 



569-4 



23 



946-1 





33 



18-37 



33 



527-7 



33 



953-9 



2 



548-0 



3 



798-1 





24 



07-57 



24 



567-9 









34 



20-05 



34 



522-6 



34 



947-5 



i 7 



5371 



8 



798-7 





25 



11-37 



25 



558-7 



25 



9320 





35 



20-85 



35 



520-9 



35 



939-9 



12 



5140 



13 



800-6 





26 



11-69 



26 



557-7 













36 



520-0 



36 



935-3 



17 



509-3 



18 



780-2 





27 



11-88 



27 



556-3 



28 



940-3 





37 



21-53 



37 



519-7 



37 



932-9 



22 



519-7 



23 



755-7 









29 



550-2 













38 



5221 



38 



929-4 



27 



522-2 



28 



740-2 





30 



08-05 



31 



538-2 



31 



946-8 









39 



524-1 



39 



931-4 



32 



520-8 



33 



736-4 





32 



00-33 



32 



533-7 









40 



20-99 



40 



527-2 



40 



931-9 



37 



526-9 



38 



726-8 









33 



531-8 



33 



936-9 









41 



529-9 



41 



933-5 



42 



535-0 



43 



7261 





35 



06-32 



34 

 35 

 36 



529-1 

 526-8 

 527-7 









42 



21-46 



42 

 43 



44 



535-2 

 537-9 

 543-8 



42 

 43 

 44 



933-7 

 931-6 

 933-8 



!7 



525-2 









37 



04-37 



37 



526-5 



37 



905-9 





45 



22-84 



45 



551-3 



45 



940-4 







48 



745-8 





38 



03-84 



38 

 39 



527-6 

 531-7 



39 



888-8 









46 



47 



565-6 

 563-1 



46 



47 



944-0 

 9520 













40 



07-07 



40 



535-9 



41 



875-4 









48 



569-3 



48 



963-9 



52 



523-8 













42 



537-5 



43 



869-6 









49 



577-6 



49 



979-5 







53 



756-4 





44 

 45 



14-38 

 16-65 



45 



545-8 









50 



28-04 



50 

 51 



584-8 

 593-3 



50 

 51 



998-0 

 1019-9 



57 



531-3 



58 



767-2 





47 



20-15 



47 



547-1 



48 



869-9 





52 



30-42 



52 



603-0 



52 



1039-3 



2 



521-4 



3 



780-3 









49 



552-0 









53 



33-87 



53 



612-2 



53 



1069-1 



7 



528-9 



8 



765-8 





50 



25-29 



51 



557-9 









54 



34-24 



54 



610-8 



54 



1085-2 



12 



532-3 



13 



761-4 





52 



25-22 



52 



557-1 









55 



35-65 



55 



627-5 



55 



1108-7 



17 



534-3 



18 



752-8 









53 



554-7 



53 



930-9 





56 



29-88 



56 



639-0 



56 



1130-9 



22 



540-1 



23 



743-9 





55 



25-33 



54i 



572-5 









57 



26-57 



57 



641-8 



57 



1129-4 



27 



522-7 



28 



746-2 









56 



554-2 



56 



984-5 





58 



28-32 



58 



637-3 



58 



10900 



29 



533-6 









57 



19-44 



57 



551-0 













59 



631-0 



59 



1103-7 



31 



534-3 













58 



549-8 



58 



972-4 



16 5 







08-28 







605-8 







1098-5 



32 



547-8 



33 



738-3 









59 



549-2 









1 



02-62 



1 



557-0 



1 



1093-5 



34 



558-9 







16 4 







22-10 







546-7 









2 



02-19 



2 



533-2 



2 



1075-9 



36 



5561 













1 



545-6 



1 



971-3 





3 



04-82 



3 



516-3 



3 



1059-1 



37 



558-6 













2 



543-3 









4 



07-24 



4 



520-9 



4 



1039-5 



38 



5610 



38 



738-4 









3 



542-6 



3 



971-2 





5 



09-96 



5 



522-9- 



5 



1021-9 



39 



550-3 









5 



22-87 



5 



551-0 









6 



11-88 



6 



526-7 



6 



1006-1 



40 



543-8 













6 



554-9 



6 



986-1 





7 



14-64 



7 



529-0 



7 



996-1 



41 



551-4 









7 



21-46 



7 



559-3 









8 



18-61 



8 



535-7 



8 



990-2 



42 



551-5 



42 



750-7 









8 



568-4 









9 



20-89 



9 



536-7 



9 



993-3 



43 



550-8 













9 



568-6 



9 



989-9 





10 



23-81 



10 



538-7 



10 



998-2 



44 



5520 



44 



752-4 





10 



27-24 



10 



561-5 









11 



25-22 



11 



539-6 



11 



1010-3 





Bifilar. 



^=0■000140, 



Balance. £=0-0 



000085. 









Nov. 16* 2 h 30-». The bifilar reading ha 



d diminished a litt 



e since 29 m . 











Nov. 16 d 3 h 54°> 30 3 . The bifilar attaine 



d its greatest readii 



lg at 54 m 30 s , and immediately began to 



diminish. 4 



h 57m + The 



bifilai 



* read- 



ings suddenly began to diminish at 57 m 35 s 



and continued to ( 



liminish till 5 h 3 m (K 













MAG. i 



LND m 



ET. OBS 



1844. 























2p 







