= 
TerM-DAy OBSERVATIONS OF MAGNETOMETERS, 1845. 8 
DecemeBer 24, 25. 
" DECLINA- Biritar | BALANCE DEcLINA- BiFritar | BALANCE DECLINA- Birizar | BALANCE DECLINA- BirivaR | BALANCE 
TION. Corrected. | Corrected. TION. Corrected. | Corrected. TION. Corrected. | Corrected. TION. Corrected. | Corrected. 
o 4 Se. Div. Se. Div. | Mic. Div. 2) f Se. Div. Mie. Div. Si u Se. Diy. Mic. Diy. 
: 184, 22%, Be 62, 
0 25 07-40 | 548-8 25 07-38| 545-0 396-6 | 25 10-45) 546-1 399-5 | 25 08-11| 548-4 389-4 
D 07-25 | 548-6 07-46 | 545-1 397-0 10-38 | 545-8 399-6 08-29} 547-9 388-6 
) 07-20 | 548-4 07-81 | 545-4 397-3 10-51 | 546-4 399-4 08-38} 547-5 388-6 
3) 07-05 | 548-5 07-87 | 545-1 397-0 10-75 | 546-6 399-5 08-38 | 547-0 of 
) 07-05 | 548-7 07-47 | 544-9 396-9 10-81 | 546-3 399-3 08-56 | 547-4 388-3 
iq 07-10} 548-6 07-81} 544-5 396-8 10-78 | 547-8 399-4 08-21} 548-0 387-8 
0 07-10 | 548-6 08-08} 545-2 396-9 11-14| 547-6 399-7 08-29 | 547-9 385-4 
5 07-18 | 549-0 07-87 | 544-9 396-9 10-80 | 546-6 399-8 08-38 | 547-7 386-0 
0 07-34 | 549-0 08-08} 545-3 396-8 10-63 | 546-9 399-5 08-28 | 547-6 386-2 
5 07-44 | 548-5 08-31 | 544-6 397-2 10-70 | 547-1 399.2 08-08 | 547-7 387-1 
50 07-47 | 548-1 08-11) 544-6 397-5 10-54 | 547-4 399-1 08-14} 547-9 386-5 
153 07-34'| 548-3 08-52) 544-1 397-8 10-43 | 547-4 399-4 07-94| 548-0 385-9 
j 19}, 23h, 3h Tee 
0 25 07-34| 548-0 25 08-63 | 544-2 398-2 | 25 10-47| 547-5 | 399-7 }] 25 07-87| 548-3 385-4 
5 07-20} 548-0 08-65 | 543-7 398-5 10-23 | 547-7 399-1 07-84| 548-2 385-5 
0 07-17 | 548-5 08-70 | 543-3 399-0 10-14] 547-7 399-1 07-85 | 548-2 384-2 
oF 07-20! 548-0 08-52) 543-2 399-2 10-06 | 548-3 398-9 07-85 | 548-2 384-9 
20 07-07 | 548-0 08-41 | 543-2 399-5 10-07 | 548-5 398-7 07-87 | 548-5 | 385-9 
25 07-07 | 547-9 08-80 | 543-1 400-2 09-89 | 548-2 398-0 07-84 | 548-5 385-7 
i} 07-01 | 548-6 08-82| 542-4 400-7 09-86 | 548-6 397-9 08-03} 548-6 | 383-7 
5 07-13} 548-6 09-05 | 542-6 400-6 09-77 | 548-0 397-3 07-92 | 548-1 384-4 
0 07-07 | 547-7 09-19| 543-0 400-0 09-56 | 547-7 396-9 07-87 | 548-1 384-4 
5 07-08 | 548-0 09-19} 543-2 | 400-4 09-42 | 548-1 395-9 08-01 | 548-2 384-2 
50 07-15 | 547-6 08-72} 543.3 400-0 09-35 | 547-7 395-9 07-51| 548-2 | 384-4 
5 07-17 | 547-6 09-35 | 543-3 399-9 09:19} 547-8 395-6 07-74 | 548-2 | 384-6 
{ 20%. on. 4h, 8, 
)), 25 07-13 | 547-7 25 09-26| 543-5 400-1 }] 25 09-00) 548-0 395-6 | 25 07-84| 547-8 384-8 
a 07-27 | 547-7 09-62| 543-7 | 399-4 08-99 | 548-0 | 395-2 07-78 | 547-8 384-8 
0 07-18} 547-1 09-79! 543-8 399-6 08-85 | 547-4 394-9 07-71| 547-8 385-8 
15 07-20| 546-8 09-59 | 543-1 399-8 08-79 | 547-4 395-0 07-60} 548-1 385-8 
0 07-29 | 546-5 10-27 | 543-3 399-9 08-72) 547-4 394-5 07-60 | 548-1 387-1 
a 07-07 | 546-5 10-16} 543-0 399.9 08-65 | 547-4 594-7 07-67 | 547-7 387-2 
0 07-05 | 546-8 10-33 | 542-6 400-1 08-55 | 547-5 394-2 07:78 | 547-8 386-6 
5 07-05 | 546-6 10-30} 544-5 400-4 08-53} 548-1 392-9 07-76 | 548-2 386-7 
0) 07-13 | 546-3 10-30} 543-3 400-3 08-34 | 548-4 392-3 07-71 | 547-8 386-5 
5 07-31 | 546-5 10-30} 543-8 400-2 08-21} 548-4 392-3 07-91 | 547-1 386-5 
07-17 | 546-7 10-54| 544-3 400-1 08-21) 548-4 392-7 07-81} 547-4 386-6 
07-10 | 546-1 10-83 | 544-2 399-8 08-34 | 548-1 392-8 07-81] 547-5 386-6 
; 21h. 1h ue 9h, 
0 || 25 07-04) 546-4 25 10-75 | 544.3 400-2 | 25 08-18} 547-8 392-2 | 25 07-78| 547-3 386-4 
5 07-10 | 546-9 10-65 | 544-6 399-9 08-18} 547-6 392-0 07-78 | 546-8 386-2 
) 07-20 | 546-2 10-70 | 544.7 400-2 08-21 | 547-7 392-4 07-76 | 546.2 387-0 
> 07-10 | 546-6 10-70) 544-9 400-6 08-31 | 548-3 391-7 07-74 | 546-6 386-9 
) 07-40 | 546-5 10-34 | 545-0 400-1 08-28 | 548-5 391-3 07-67 | 546-0 387-4 
07-10 | 546-7 10-53 | 544-8 399-6 08-23 | 548.5 391-3 07-67 | 545-9 387-3 
07-07 | 546-0 10-30 | 544.4 399-7 08-31 | 549-3 389:8 07-54 | 546.4 387-8 
07-24 | 545-9 10-20 | 545-4 399-4 08-34 | 548-9 390-3 07-57 | 545-8 387-7 
07-24 | 545-9 10:30 | 545-4 399-3 08-34 | 548.3 390-2 07-84 | 545-1 386-5 
07-32 | 545-7 10-18 | 545-6 399-8 08-41 | 548-2 390-5 07-60 | 545-2 385-2 
07-27 | 545-5 10-47 | 546-0 399-8 08-31 | 548-6 390-1 07-47 | 544-8 385-6 
06-83 | 545-2 10-51 | 546-3 399.3 08-28 | 548-5 389-7 07-52} 544-1 384.9 
IFILAR. Observed 2™ after the Declination, <—0-000140. BaLancr. Observed 3™ after the Declination, s—9-000010. 
e temperature of the bifilar and balance magnets, and the observers’ initials, will be found at the corresponding hours in the Hourly 
tions of Magnetometers. 
nm double commas (,,) occur in the column for the balance magnetometer, the needle was examined, and no change from the previous 
jion being appreciable, the micrometers were not altered. 
