TERM-DAY OBSERVATIONS OF MAGNETOMETERS, 1843. 35 
Aprit 19, 20. 
DECLINA- BIFILAR | BALANCE DECLINA- BIFILAR | BALANCE DECcLINA- BIFILAR | BALANCE DECLIN A- Brrizar | BALANCE 
TION. Corrected.| Corrected. TION. Corrected. | Corrected. TION. Corrected. | Corrected. / TION. Corrected. | Corrected. 
} 2 f Se. Div. | Mic. Div. ra ¢ Sc. Div. | Mic. Div. a u Sc. Div. | Mic. Diy. . Y Se. Div. | Mic. Div. 
f 182. 22 ou 62. 
0 25 21-24] 533-9 677-7 | 25 19-71| 530-6 | ------ 25 28-81) 534.2 669-7 | 25 22-49) 545.5 696-6 
j 5 21-32 | 533-5 677-0 19-94] 529-8 686-7 28-64) 533-8 a4 21-79} 544-5 696-5 
10 21-01) 533-9 676-3 19-93 | 529-5 688-2 28-72 | 534-2 a3 21-91) 547-3 696-5 
N15 21-10} 535-1 675-6 19-93 | 526-9 685-8 29-28 | 533-6 672-6 21:64) 546-4 Fa 
+ 20 21-17} 535-0 674-9 20-58 | 528-0 685-3 28-84] 534-7 674-5 21-21 | 545-1 5 
' 25 21-53 | 535-2 674-2 20-63 | 528-5 685-4 28-70 | 533-7 678-6 20:37 | 545.3 Fo 
i 30 21-79} 535-2 674-2 20-54 | 528-6 686-8 28-89} 531-0 676-0 19-83 | 545-8 699-9 
| 35 21-98] 536-2 673-5 20-81 | 527-6 687-5 28-07 | 531-0 is 19-61 | 547-9 699-8 
0 22-38 | 536-2 672-8 20-13 | 528-8 687-7 28-17| 533-3 i" 19:49 | 549.4 700-6 
| a 21-89} 536-1 A 21-31 | 527-9 688-3 28-07 | 533-6 681-9 19-89} 549-3 700-5 
50 21-66| 536-3 i 21-61] 526-6 i 27-78| 532-7 A 20-57| 549.2 i 
| 55 21-31} 536-0 of 21-91 | 526-9 688-8 27-74| 533-7 a9 21-01| 547-6 700-3 
pa 198, 23h, 3h, gorges 
i 0 25 21-14) 535-6 669-8 | 25 21-75| 525-7 686-6 ] 25 27-41| 534-3 684-0 | 25 21-37| 549-0 700-3 
ie 5 21-10) 535-8 672-1 21-91} 525-5 687-1 27-26 | 533-6 685-4 21-15} 545-3 ” 
10 20-38 | 536-8 | 671-7 22-80| 525-8 | 687-7 27-06 | 536-8 = 20-28) 543-9 rh 
15 20-27| 536-9 | 673-6 22.58| 526-8 s 26-72| 538-0 s 19-70| 545-0 i 
20 19-86 | 537-8 673-2 23-16 | 525-9 687-7 26-69 | 537-9 5) 19-61) 546-5 sy 
25. 19-46 | 538-0 672-8 23-26| 524-5 “5 26-05 | 537-4 ” 19-36 | 547-0 tf 
30° 19-22 | 537-8 672-4 23-61) 524-6 687-9 25-85 | 537-7 ” 19-67 | 546-0 2 
30 19-15} 538-2 675-7 23-86 | 524-5 ay 26-37 | 538-0 688-4 20-18) 546-8 3 
40 18-92 | 538-8 675-3 24-44) 524-2 | 686-0 25-88 | 536-9 | 689-3 20-84] 546-1 ny 
15 18-68 | 538-0 | 674-9 25-09) 525-3 BF 26-25] 539-8 9 21-21) 544-3 = 
50. 18-66 | 537-5 676-5 25-16] 524-6 *r 25-21] 535-6 | 690-8 21-19} 545-7 | 700-6 
5 18-63 | 538-9 | 676-1 25-22') 525-2 686-0 25-85 | 539-1 691-6 21-79| 544-9 7 
204, 02, 4p. gh, 
0 25 18-59) 538-5 675-7 | 25 25-52 | 527-4 684-3 | 25 25-.41| 540-6 a 25 21-41| 546-3 “5 
a 18-62! 538-4 | 676-7 26:08] 527-3 | 684-2 25-54] 542-0 | 691-0 21-59} 546-5 699-6 
0 18-46 | 538-3 676-7 26-82) 525-1 oo 25-41) 540-6 | 693-2 21-35) 547-3 699-8 
3 18-63] 538-5 679-6 26-55 | 523-6 oy 25-27} 538-2 693-4 fo wee eee 547-1 697-8 
20 18-35| 538-0 | 679-1 26-42| 527-9 | 683-8 25-41] 538-6 | 693-6 20-61} 547-5 694-6 
25 18-45| 537-8 682-5 26-80} 526-3 » 4 25-07) 539-2 ss 20-63 | 548-2 694-8 
0 18-50} 538-1 678-4 27-07 | 525-2 683-1 24-67| 538-9 Ss 20:54) 545-9 694-9 
b 18-33] 537-8 679-0 26-97 | 525-0 a 24-67| 540-0 os 20-94} 544-9 ” 
0 18-59 | 537-5 679-0 26-82 | 523-7 “p 24-67 | 539-4 694-2 20-99 | 543-7 695-6 
45 19-89} 539-0 | 679-0 26-97 | 524-4 + 24-82 | 539-8 696-6 20-97 | 543-1 695-7 
0 21-02] 538-2 679-0 27-16) 526-7 680-5 24-51] 540-0 698-2 21-05] 543-6 698-7 
d 22-25| 533-8 | 681-7 27-04! 527-4 By 24-60| 540-2 | 698-2 21-17| 543-6 | 698-5 
PVE 14, 5}, gh, 
0 25 20-77| 534-6 | 681-2 | 25 27-20| 528-9 678-0 | 25 24-27] 539-6 | 698-2 | 25 21-24) 543-6 698-8 
5 21-46 | 535-7 hi 26-53] 531-3 | 675-1 24.27| 541-3 as 21-31] 543-2 " 
10 21-28) 532-4 s 27-54| 529-6 | 676-5 23-93 | 541-5 A 21-37| 543-6 As 
5 18-79 | 534-2 682-3 27-41] 528-7 674-8 23-91} 540-0 =A 21-31] 544-1 696-8 
) 18-86 | 534-4 on 27-47| 531-2 | 672-6 23-73] 540-8 | 698-6 21-31] 545-5 695-4 
19-10) 534-2 681-3 27-80} 531-0 “y 23-29) 540-9 ” 21-31) 544-9 694-4 
P 19-09 | 533-2 685-0 27-56| 526-7 ” 23-24| 539-7 ce 21-35 | 545-2 cp 
5 19-22] 532-6 5 28-23 | 527-9 - 23-46 | 543-7 3 21-31] 544-6 i 
0 19-63 | 531-6 aa 28:84] 529-5 671-6 22-92 | 543-3 697-4 21-69} 544-3 3 
5 19-58) 529-1 682-1 28-75 | 530-0 rr 23-06 | 543-7 697-2 21-37 | 543-8 » 
0 19-67} 530-4 682-4 28:34] 530-4 3 22-92) 543-4 697-0 21-42 | 544-8 
2 19-34) 530-3 680-3 28-54) 531-6 22-76 | 542-8 696-8 21-64] 544-6 694- 8 
BPP PPP PPP PPE ppp 
PILAR THERMOMETER, . | #38 528 22 | 522 27 | 538 | 548 55-7 | 56-1 562 | 563 56:3 | 56-0 | 55-9 | 55-6 aC 
BALANCE THERMOMETER, 54:5 | 53:4 | 528 | 528 | 53:0 | 54:0 | 54:8 | 55-4 | 55°6 | 56-0 | 56-0 | 56-0 | 55-7 | 55-6 | 55-5 | 55-7 | 55-9 
SS 
BiFitar. Observed 2™ after the Declination. k=—0-0001248. 
BaLance. Observed 3™ after the Declination. &k=0-:000015 approximately. 
