24 DAILy OBSERVATIONS OF MAGNETOMETERS, NOVEMBER 7— 20. 1843. | 
Gottingen BIFILAR. BALANCE. Gottingen Biritar. BALANCE, | 
Mean Time of DECLINA- Mean Time of DECLINA- ; 4 
Declination TION. Cor- |Thermo-|| Cor- |Thermo- Declination TION. Cor- |Thermo-| Cor- |Thermo-4. 
Observation. rected. | meter. || rected. | meter. Observation. rected. | meter. || rected. | meter, 
dad oh ™. ° e Se. Div. ~ Mie. Div. m. a 4 I sc. Div. = Mie. Div. ° 
Noy. 7 18 0]| 25 20-55 || 508-2 | 43-1 || 807-4 0|| 25 19-15 || 508-2 | 41-0 || 849-2 | 41-4 
20 0 19-84 ||505-7 | 42-2 |/811-8 0 20:40 |\515-8 | 43-0 || 865-3 | 42-9 
22 0 18-28 501-3 | 41-7 || 811-7 0 17-79 513-4 | 43-6 ||864-8 | 43-4 | 
23 0 19-77 ||501-0 | 41-7 || 813-0 0 17-23 510-2 | 42-9 || 865-6 | 43-0 
Nov. 8 0 0 21-05 || 503-6 | 42-0 || 812-5 0 15-09 || 503-8 | 41-8 || 869-2 | 42-0 | 
BoeO ebeks GOSH | Se eee 35 || 25 17-40 | 506-7 | 38-6 | 865-2 | 39-2 | 
4 0 29.62 || 510-0 | 43-6 || 833-2 : 
; 0 18-13 || 503-5 | 38-3 || 867-1 | 39-0 | 
6 0 18-37 ||512-2 | 43-0 |) 823-1 ; 
0 17-19 || 504-6 | 38-2 ||870-2 | 38-8 } 
8 0 18-42 || 508-6 | 41-8 || 822.4 18.45 302.0 | 381 860-5 | 38-80 
10 0 15-45 ||499-7 | 40-1 || 830-0 = 3 PL ; ‘So 
0 20-08 || 503-3 | 38-2 | 860-3 | 38-9 | 
18 0]| 25 19-95 ||501-0 | 36-2 | 804-6 0 22.99 ||510-4 | 38-7 || 868-6 | 39-0 
20 0 20-92 || 511-3 | 35-6 || 795-6 0 20-48 | 507-9 | 38-9 || 884-0 | 39-4 — 
22 0 19:05 williicenese oil ieenso 810-8 0 20-43 ||507-5 | 39-1 || 873-0 | 39-5 
23 0 Tico | | rises Sel eis 814.9 0 15-49 || 508-2 | 39-8 ||880-0 | 40-1 } 
Nov. 9 0 0 23-77 || 456-0 | 36-4 || 814-1 0 19-53 |/511-7 | 40-0 |859-5 | 40-5 
2 0 22:07 || 462-6 | 37-2 | 827-8 0] 25 18-15 ||511-6 | 38-0 | 842-7 | 38-5 | 
4 0 19-95 ||466-0 | 38-6 | 837-1 We 
0 19-15 | 504-9 | 37-5 || 863-6 | 38-0 
6 0 19-12 || 465-4 | 38.8 || 829-7 ; 
0 19-29 || 504-8 | 37-1 || 858-7 | 37-7 
8 0 18-37 ||465-4 | 38-3 || 824-8 
= ars 17.90 464.1 | 380 |s20.0 0 19-80 ||502-7 | 37-1 || 859-8 | 37-7 
; 5 ‘ j 0 20:94 || 504-6 | 37-2 | 858-3 | 37-8 
18 16|| 25 18-26 ||466-1 | 37-2 || 815-5 0 21-21 ||507-6 | 37-8 | 855-9 | 38.2 
20 0 18-35 || 466-1 | 37-3 || 818-7 0 20-63 || 513-4 | 38-6 || 865-7 | 38-9 
22 0 18-95 ||460-0 | 37-7 || 824-5 0 21-98 || 512-8 | 38-9 || 864-9 | 39-0 
23 0 19-70 ||460-5 | 37-9 || 824-1 0 15-86 || 505-3 | 38-8 || 877-8 | 39-0— 
Noy.10 0 0 20-51 ||462-6 | 38-2 |818-7 0 15-19 || 504-5 | 38-8 || 882-3 | 39-2 
BORON 6 koe NGS Nee leer 0| 25 19-86 | 509-7 | 40.5 | 846-0 | 40.6 
4 0 19-98 ||465-3 | 39-6 || 838-5 
0 17-86 ||511-7 | 41-8 || 849-5 | 41-6) 
6 0 20-08 || 467-0 | 39-9 || 831-6 
0 19-06 ||508-9 | 42-9 || 852-5 | 42-8 
8 0 18-37 ||505-2t| 42-4 || 828-0 0 90.41 (509-0 | 43-7 850-3 | 43-9 
10 0 18-07 ||507-0 | 41-9 |/811-2 ; i ; 
0 21-02 | 509-2 | 46-0 || 861-5 | 45-0 | 
18 0|| 25 16-87 ||510-4 | 40-8 || 808.4 0 21-35 515-7 | 46-3 || 859-3 | 45.3 | 
20 0 17-62 || 508-9 | 41-3 || 810-8 0 19-71 |/519-1 | 48.2 || 854-2 | 46.4 
22 0 19-61 ||501-7 | 41-9 || 818-3 0 18-65 ||516-7 | 47-0 || 851-4 | 46-3 
23 0 19-95 500-8 | 42-1 || 815-9 0 19-15 ||514-5 | 45-8 | 852-3 | 45-5 
Nov.11 0 0 21-05 ||501-9 | 42-7 || 818-5 0 16-71 || 514-4 | 44-7 || 853-3 | 45-0. 
oka eee ee ee eee 0} 25 18-16 || 509-8 | 41-0 | 846-1 | 41-7 
4 0 20-90 ||507-7 | 44-9 || 814-4 ‘| 
0 18-01 | 509-0 | 40-1 || 849-0 | 41-0 
6 0 19-08 ||503-2 | 45.0 || 818-7 ; 
0 19-09 || 507-2 | 39-8 || 852-4 | 40. 
8 0 18-82 || 505-2 | 45-0 || 817-8 5 20.20 | 507.3 | 39.8 | 840-7 | 40 
10 0] 16-27 ||506-8 | 44-7 | 816-5 peeled eee a 
0 21-58 |/510-8 | 40-0 || 844-0 | 40. 
Nov. 12 18 0|| 25 18-86 ||509-5 | 40-9 | 804.4 0 21-91 ||515-4 | 40-9 || 848-9 | 41. 
20 0 17-88 || 520-7 | 40-9 || 803-7 0| 21.04 |518-4 | 42-0 852-9 | 42.0 
22 0 18-63 || 501-3 | 41-0 | 802-8 0 21-21 ||513-6 | 42-0 | 858-8 | 420° 
23 0 19-31 ||503-0 | 41-1 |] ------ 0 19-89 | 510-0 | 41-4 | 874-1 | 41-7 | 
Noy.13 0 0 21-91 || 507-4 | 41-6 |] ----+ 0 17-91 || 509-7 | 40-7 || 865-2 | 41-0 | 
2 eeu awedaee and as. 0 | 25 19:60 | 515-7 | 40-9 | 840-1 | 41- 
4 0 24-80 || 500-7 | 45-7 || ------ x 2 5 
0 18-25 ||514-7 | 41-1 || 844-8 | 41-5 
6 0 23-23 1511-8 | 46-0 || ------ 
0 18-28 ||510-4 | 41-3 || 846-6 | 41: 
ste 15-30 502-6 | 45-3 | «-.--- 510-3 | 41-7 || 845-3 | 42 
10 0 16-87 || 504-1 | 45-0 || 805-0 4 peat ps f 
0 21-15 || 512-3 | 41-9 || 838-4 | 42 
18 0|| 25 18-37 || 502-0 | 40-0 | 833-6 0 21-34 |\515-8 | 42-0 || 844.4 | 421 
20 0 18-56 505-4 | 39-1 ||837-7 0 19-67 ||518-2 | 42-9 || 851-1 | 424 
22 0 20-62 ||501-4 | 38-6 || 842-0 0 19-29 ||519-6 | 42.9 || 843.2 | 43: 
23 7 20-11 || 501-4 | 38-6 || 831-9 0) 19-02 ||517-1 | 42-3 || 841-7 | 42 
Noy. 14 0 0 22-87 || 503-4 | 38-9 || 827-0 0| 18-48 515-6 | 41-8 || 844-3 | 420° 
DECLINATION. ‘Torsion remoyed, circle reading,—Nov. 74 21%, 114°; 134 235,117; 154 15, 108}°.|| 
Birivar. kt=0-0001300. BaLANcE. kt=0:000014 approximately. 
Noy. 74 22h—154 0b, Magnet with short scale in the Declinometer box. rd 
_ * Noy. 8d 22h, Bifilar magnet removed for the purpose of determining its temperature correction ; a spare magnet was substituted, and the instrument ad-— 
justed, the value of k being 0-0002263. ‘ 
t Nov. 104 8h, Bifilar re-adjusted ; observation made at 8h 40m, 
1 Noy. 124 23h—134 10h. Balance magnet removed for the purpose of determining its temperature correction. 
| Noy. 144 2b, Detlecting magnet vibrated in the Declinometer box. 
