60 EXTRA OBSERVATIONS OF MAGNETOMETERS, NOVEMBER 10—DEcCEMBER 17. 1842. 
| DECLINATION. BiriLar. BALANCE. DECLINATION. BIFILAR. } BALANce, 
Gottingen | ¥ ; ‘ ‘ ae Gottingen z 5 Bem Se . 
aean Tine. | "| reading [PGP] Mees |AGP | Mgane® | afean time, | Ge"| Menaing || ames | Nop] Meding 
| Obs. Reduced. Obs.} rected. Obs.| rected. Obs. Reduced. Obs.| rected. Obs.| rected. 
a. hh m. ¢ m. Se. Div. m. Mic. Div. d. hb. m. Z m. Se. Diy. m. Mic..Div. 
Nov. 10 20 0 | 132-64 2) 521-9 Dee. 9 4 58. 755 
30 | 131-92 || 32 | 535-7 34 719 Dee. 9 5 0 125-45 2 539-4 
Nov. 10 22 58 755 18 125-75 || 20 | 531-4 22 765 
Nov. 10 23 0 | 126-70 1 2 | 530-3 24 125-02 || 26 | 538-0 28 768 
Nov. 11 1 } | 32 | 532-5 33 752 30 125-02 || 32 | 538-0 34 783 
| | 58 750 36 122-53 || 38 539-6 40 800 
Nov. 11 2) 0} 130-50 | 2 | 539-9 42 118-23 || 44 550-8 46 813 
| | 58 754 48 112.53 || 50 | 553-0 52 796 
Nov. 11 3 0 128-37 2 | 540-7 54 109-58 || 56 | 544-3 58 775 
41 | 541-2 40 766 | Dec. 9 6 0 | 112-13 2 | 542-6 4 768 
6 | 116-08 8 | 544-1 10 765 
Nov. 19 3 || 30| 127-57 | 32| 545-0 || 34] 719 12 | 120-65 | 14] 541-3 | 16| 769 
Nov. 19 4 || 0| 127-35) 2| 5466 | 4| 715 18 | 125-88 | 20 | 536-5 | 22] 789 
| 30 | 126-82 | 32| 5460 | 34| 719 24 | 120-45 | 26 | 544-9 | 28] 781 
Nov. 19 6 | 0| 127-00 || 2] 5503 | 4| 713 30 | 127-37 | 32 | 535-7 | 34 | 785- 
| 42 | 125-85 || 44| 551-8 || 46 | 707 36 | 129-52 | 38 | 529-7 | 40| 802 
Nov.19 7 | 0| 126-02] 2| 550-9 | 4] 704 42 | 128-43 | 44] 533.2 | 46] 819 
24 | 125-88 | 26 | 549-7 | 28 | 704 48 | 125-15 | 50 | 541.2 | 52| 841 
54 | 125-33 | 56| 550-6 || 58 | 704 54 | 122-60 | 56 | 537-6 | 58| 868 
Dec. 9 7 || 0| 119-58 | 2] 5336 | 4] 890 
Nov. 21 19 | 58| 647 6| 110-12 | 8 | 530-9 | 10] 63 
Nov. 21 20 | 0| 127-94 || 2] 500-2 12 | 112-13 | 14] 534-7 | 16| sal 
| 18 | 137-50 || 14 | 5025 || 16] 669 18 | 113-47 | 20 | 525.8 | 92] 837 
30 | 139-58 || 32 | 507-3 || 34] 693 24| 113-27 | 26 | 533-5 | 28] 820 
| 48 | 140-98 | 44] 516-9 | 46] 694 30 | 116-08 | 32 | 525-1 | 34] 818 
Nov. 21 21 | 4] 137-43 | 2] 521-2 | o| 721 36 | 115-28 | 38 | 527-2 | 40] 9831 
18 | 135-33 || 16 | 527-8 | 20| 740 42| 112-13 | 44 | 542.2 | 46] 31 
Nov. 22 1 58 | 807 48 | 121-05 | 50 | 527-6 | 52| 843 
Nov. 22 2] 0| 130-72 || 2| 528-7 54 | 118-10 | 56| 520-6 | 58| 847 
54 | 126-08 | 56) 543-9 | 58] 871 | Dec. 9 8] 0} 113-47 | 2] 5308 | 4| 9834 
Nov. 22 3] 0| 129-72 || 2] 545-1 | 4] 872 6 | 121.05 | 8 | 527-5 | 10| 835 
6 | 130-32 || 8 | 545-6 24 | 136.22 | 26 | 510.4 | 28| 9876 
42| 129.98 || 44 | 541.2 | 40| 862 30 | 127-30 | 32 | 530.4 | 34| 896 
Nov. 22 4 58 | 829 36 | 113-60 | 38 | 527-4 | 40| 9846 
Nov. 22 5 || 0| 127-63 | 2| 539-6 42 | 118-10 | 44| 5364 | 46] 819 
Dee. 5 19 | |58| 711 | Dec. 17 1 58 | 711 
Dec. 5 20 || 0| 129-55]| 2] 534-5 || Dec. 17 2] 0| 126-55 || 2] 550-7 
| 20 | 547-6 | 22| 697 | Dee. 17 3 30| 125-52 | 32| 549-1 | 34] 712 
| 24] 128-97 | 26| 554-8 | 28] 691 | Dec. 17 4] 0| 125-43} 2| 548-7 | 4] 709 
| 30 | 130-12 | 32] 553-2 | 34| 688 18 | 126-32 || 20 | 549.0 | 22| 709 
| 36 | 129-72 | 38 | 5581 | 40} 685 42 | 124.92 || 44 | 550-1 || 46| 707 
Dec. 5 20 || 42} 129-03 || 44 | 557-0 || 46] 681 | Dec. 17 5] 0| 125-35 || 2| 5494 | 4] 704 
| 48 | 128-37] 50 | 556-5 | 52] 680 24 | 125.05 || 26 | 549.2 || 28| 695 
54| 128-37 | 56 | 553-2 | 58| 686 | 
Bifilar Thermometer. Noy. 104 20, 497-4; 104 23, 50%2; 114 1h 30m, 57°-8; 114 2h, 57°; 114 3b, 58%2; 194 2h, 51°-9 ; 194 Sb, 
57°-8 ; 194 8», 58°6; 214 20h, 43-4; 214 21h, 445; 224 Dh, 50-8; 224 Zh, 59-1; 22a Bh 45m, 53°2; 224 Gh, 51°-9; Dec. 54 2Ob, 52°8 ; I 
54 215, 52°9; 94 5b, 563; 94 Gb, 56%4; 94 7h, 568; 94 8h, 56°9; 174 Qh, 56%5 ; 174 5b, 67°8. } 
Balance Thermometer. Nov. 104 20%, 50°-6 ; 104 23h, 51°3; 114 15 30m, 59°6; 114 2h, 59°-2; 114 3h, 59°5; 194 2h, 59°9; 194 54,7 
58°-5; 194 8b, 601; 214 20%, 45%1; 214 21h, 473; 224 Qh, 523; 224 Bb, 63-8; 22d Bb 45m, 54°2; 20d 5b, 58°6; Dec. 54 20h, 54% 1; I 
54 21h, 542; 94 5b, 57°3; 94 Gb, 575; 94 7h, 57°B; 94 8b, 58°0; 174 Bb, 582; 174 5h, 598, 
