i 
. d. 
Nov. 20 
Nov. 21 0 
Datty OBSERVATIONS OF MAGNETOMETERS, NOVEMBER 20—DECEMBER 2. 1843. 
Gottingen 
‘Mean Time of 
Declination 
_ Observation. 
h. 
18 
20 
22 
23 
2 
Nov. 22 0 
Jov.23 0 
bar. 
BIFILaR. BALANCE, Gottingen 
Deciina- |__| ———_———_}_ Mean Time of Drciina- 
TION. Cor- |Thermo-|) Cor- |Thermo- Declination TION. 
rected. | meter. || rected. | meter. Observation. 
: 4 Se. Div. 0 | Mie. Diy. es hye an, 2) , 
25 19-87 ||518-2 | 41-0 |831-9 | 41-5 | Nov.27 2 0|| 25 20-54 
18-35 |}516-4 | 41-1 || 835-5 | 41-5 4 0) 19-02 
17-34 || 513-5 | 41-3 | 839-9 | 41-6 6 0 18-41 
19-20 ||}513-9 | 41-7 | 836-1 | 42-0 8 0 18-38 
20-95 1516-2 | 42-3 || 835-9 | 42-5 10 0 17-86 
20:82 |/518-5 | 43-9 ||845-6 | 43-8 
19:89 |519-0 | 44-5 | 845-6 | 44-2 aa cee 
19-26 ||516-3 | 44-0 || 851-5 | 44-1 22 0 17-41 
14-28 ||507-3 | 43-8 || 864-0 | 44-0 23 (0 18-21 
17:81 ||512-5 | 43-6 || 847-9 | 43-9 0 0 19-63 
25 19-17 ||516-6 | 46-3 || 835-8 | 46-0 2 0 20-88 
18-55 ||516-7 | 46-2 | 830-8 | 46-0 4 0 21-14 
18-95 ||513-4 | 46-1 | 829-8 | 46-0 6 0 20-54 
19-83 ||513-1 | 46-0 || 825-1 | 46-0 8 0 17-94 
21-82 1514-5 | 46-1 || 822-3 | 46-2 10 0 17-20 
21-91 ||512-8 | 46-0 || 834-2 | 46-0 
19-26 [514-4 | 45-8 | 845-9 | 46.0 Bor Ne? gee 
19-02 ||515-4 | 45-2 | 846-5 | 45-5 22 9 18-48 
18-41 ||514-0 | 44-1 ||841-2 | 44-7 23 «0 19-81 
18-12 ||513-9 | 43-0 ||840-7 | 43-9 0 0 20-75 
25 16-10 ||515-8 | 39-0 || 836-1 | 40-0 2 0 19-93 
18-90 }}511-2 | 38-8 | 831-1 | 39-5 4 0 20-54 
19-46 ||507-0 | 38-7 || 840-2 | 39-4 6 0 17-85 
20-34 || 504-5 | 38-6 || 834-7 | 39-2 8 0 16-67 
21-55 |/508-0 | 38-6 || 832-8 | 39-1 10 0 16-44 
20-54 || 508-6 | 38-9 || 855-7 | 39-5 
21-41 |/511-6 | 39.0 | 859-0 | 39-5 ait oll ae 
18-46 ||514-6 | 39-0 || 859-5 | 39-5 22 0 18-65 
17-12 ||513-1 | 38-9 || 851-7 | 39-4 23 0 19-29 
16-71 || 513-2 | 38-7 || 852-9 | 39-1 Nov. 30 0 0 19-37 
25 18-21 || 514-8 | 35-8 || 837-9 | 36-5 2 0 18-65 
17-29 ||512-3 | 35-0 || 837-7 | 36-0 4 0 17-20 
17:34 ||510-4 | 34-7 ||835-7 | 35-5 6 0 17-27 
19-19 ||512-9 | 34-9 || 828-0 | 35-5 8 0 14-25 
21-58 ||516-6 | 35-3 || 826-8 | 36-0 10 0 16-70 
21-17 || 524-5 | 38-6 || 843-9 | 39-1 
21-41 |/519-4 | 43.2 | 869.0 | 43.4 AM eee) 
19-89 ||524-0 | 44-9 ||857-5 | 44-9 2 0 18-55 
19-86 ||519-4 | 47-0 | 865-0 | 47-5 23 0 21-78 
16-71 ||523-0 | 51-4 || 858-6 | 52-2 Dee ar toro 92-11 
25 17-81 || 521-9 | 55-3 || 848-3 | 57-0 2 0 19-74 
17-89 || 522-8 | 55-8 ||838-2 | 57-5 4 0 21-28 
18-46 ||516-2 | 55-6 ||837-8 | 57-0 6 0 17-67 
19-60 ||512-8 | 55-0 || 839-1 | 57-0 8 0 13-98 
20-63 ||510-7 | 54-7 || 848-9 | 56-5 10 0 10-31 
20-40 || 514-4 | 54-6 || 854-9 | 56-8 
19-39 |[517-3 | 54-8 | 860-1 | 56-7 Bae pit ames 
18-38 ||518-5 | 53-9 || 866-8 | 55-9 22 0 17-88 
18-41 ||519-3 | 54-2 || 859-6 | 56-5 23 0 21-31 
17-91 ||516-9 | 54-0 || 863-6 | 56-3 Dee 210. 0 93.29 
25 17-91 ||521-0 | 48-7 || 844-7 | 48-7 2 0 25-75 
18-05 ||519-2 | 48-9 || 847-6 | 48-9 4 0 23-73 
18-01 ||516-3 | 49-0 | 844-2 | 49-0 6 0 19-24 
19-22 ||515-0 | 49-1 || 838-8 | 49-0 8 0 18-45 
20-34 |/516-8 | 51-3 ||839-6 | 49-5 10 0 17-88 
DECLINATION. Torsion removed, circle reading,—Nov. 234 1h, 112}°; 294 14, 116}°. 
BiFiLaR, k=0-0001300. 
MAG. AND MET. ops. 1843. 
H 
25 
BIFILAR. BALANCE. 
Cor- |Thermo-| Cor- |Thermo- 
rected. | meter. || rected. | meter. 
Se. Div. Pe Mie. Div. 
520-2 | 52-2 || 844-1 | 50-0 
518-1 | 51-9 || 843-9 | 50-1 
516-6 | 50-7 || 841-7 | 49-9 
516-6 | 50-0 || 837-2 | 49-6 
515-1 | 49-5 || 840-5 | 49-5 
516-2 | 48-4 || 833-9 | 48-5 
517-7 | 48-3 | 831-2 | 48-5 
512-9 | 48-2 || 839-0 | 48-5 
512-1 | 48-2 || 837-5 | 48-5 
512-3 | 48-2 || 836-9 | 48-5 
515-9 | 48-2 || 840-1 | 48-7 
512-6 | 48-3 | 851-0 | 48-7 
508-4 | 48-3 || 862-3 | 48-5 
511-5 | 48-2 880-9 | 48-7 
511-3 | 48-3 || 866-0 | 49-0 
517-5 | 47-4 || 836-7 | 47-0 
515-6 | 47-0 || 840-0 | 46-8 
509-0 | 46:6 || 842-5 | 46-4 
511-5 | 46-4 || 836-6 | 46-4 
511-2 | 46-3 || 837-5 | 46-5 
512-1 | 46-6 ||848-1 | 47-3 
508-5 | 47-3 || 859-6 | 48-0 
516-3 | 47-6 || 851-8 | 47-5 
515-3 | 47-0 || 846-3 | 46-9 
515-0 | 46-3 || 846-0 | 45-9 
515-1 | 42-3 1837-8 | 41-2 
511-7 | 41-5 || 844-2 | 40-5 
509-4 | 41-0 || 850-1 | 40-4 
511-3 | 40-8 || 845-6 | 40-6 
511-8 | 40-8 || 849.4 | 40:8 
514-9 | 40-9 || 847-3 | 41-1 
516-6 | 41-4 || 846.9 | 42-0 
516-3 | 42-2 ||845-7 | 43-3 
515-9 | 43-0 || 850-2 | 44.2 
514-2 | 44-0 || 850-6 | 45-0 
513-0 | 43-7 ||832-3 | 43-5 
517-9 | 42-9 831-2 | 42-5 
507-0 | 42:0 ||836-9 | 41-5 
508-2 | 41-8 || 841-9 | 41-3 
510-0 | 41-3 || 844-0 | 41-0 
511-7 | 40-9 || 852-4 | 40-8 
511-1 | 40-6 | 856-8 | 40-6 
506-2 | 40-2 ||875-7 | 40-3 
508-9 | 39-9 || 872-1 | 39-5 
507-9 | 39-0 || 868-1 | 38-5 
513-0 | 36-0 || 838-1 | 35-5 
515-6 | 35-7 ||835-5 | 35-3 
503-9 | 35-6 || 845-4 | 35-8 
501-5 | 35-7 ||848-5 | 36-3 
505-1 | 36-0 || 848-8 | 36-9 
496-8 | 37-3 || 879-4 | 39-6 
512-5 | 38-6 || 887-5 | 39-9 
517-0 | 39-7 || 869-3 | 40-9 
515-2 | 40-4 || 855-2 | 41-5 
514-6 | 40-8 || 851-2 | 41-6 
BaLance. k=0:000014 approximately. 
. 
‘Nov. 274184. The temperature of the Bifilar magnet, after this, is obtained from a thermometer with its bulb resting in a cup in a 
