56 EXxTraA OBSERVATIONS OF MAGNETOMETERS, JULY 3, 4. 1842. 
DECLINATION. BIFILAR, BALANCE. DECLINATION. BIFILAR. BALANCE. 
Gottingen 4 . 5 : F Gottingen ks fs F : ss 
Mean Time. pe Reading “ Reading ms Sens Mean ime. ae: Reading 3 i aes ae Ms oe 
Obs. Reduced. Obs.| rected. Obs.| rected. Obs. Reduced. Obs.| rected. ||Obs.| rected. 
doh m 1 | m. Se. Div. || m. Mie. Div. i ithe m. 4 m. Se. Div. m. Mic. Div. 
July 3 20 || 57 133-67 || 58 | 442-5 || 59 538 July 3 22 |) 36 140-38 || 37 | 496-5 38 720 
| | 422-4 39 139-32 || 40 | 503-8 41 716 
July 3/21 |) 0 134-20 1 {307-4 2 532 42 138-30 || 43 | 511-7 44 716 
387-2 45 137-43 || 46 | 505-0 47 716 
469-2 48 136-02 || 49 | 497-8 50 724 
3 148-19 4 | 356-0 5 603 (136-35) (501-9) 
6 144-09 7 | 397-6 8 582 ; 51 135-42 || 52 | 502-1 53 722 
(401-8) (137-70) (505-2) 
9 130-45 | 10 | 397-6 11 573 54 135-28 || 55 | 502-8 56 730 
(404-5) | (499-4) 
12 136-55 || 13 | 389-9 14 611 57 135-55 || 58 | 498-8 58 742 
(383-9) 59 | 757 
15 140-78 || 16 | 388-5 17 613 July 3 23 0 133-27 1 494-2 
18 149-71 19 | 402-7 20 604 2! 501-6 2 757 
(404-5) 3 131-05 4 | 494.7 5 771 
21 155-70 || 22 | 423-7 23 592 6 130-85 7 | 490-3 8 767 
(427-8) (489-2) 
| 24 146-84 || 25 | 446-8 26 590 9 131-45 || 10 | 484.2 11 779 
27 150-58 | 28 | 457-0 29 592 (482-4) 
(149-63) (460-2) 12 133-87 || 13 | 477-7 14 785 
30 150-58 | 31 | 452-6 32 617 15 135-95 || 16 | 482-1 17 793 
33 146-77 |, 34 | 483-7 35 638 18 136-62 || 19 | 503-5 20 777 
(485-3) 21 135-88 || 22 | 473-0 23 806 
36 142-47 || 37 | 494-4 38 644 24 137-97 || 25 | 460-2 26 806 
(481-6) (468-2) 
39 143-27 || 40 | 526-8 41 634 27 135-22 || 28 | 467-6 29 809 
42 139-32 || 43 | 505-0 44 642 30 137-83 || 31 480-6 32 799 
(503-8) | 33 | 137-23 | 34] 5020 | 35] 791 
45 140-38 | 46 | 514-1 47 661 (505-0) 
48 140-52 | 49 | 521-4 50 669 36 136-02 || 37 | 508-0 38 789 
51 138-17 || 52 | 503-0 53 685 39 136-35 40 506-2 41 779 
(130-58) (496-9) (503 4) 
54 129-58 || 55 | 492-0 56 679 42 137-97 || 43 501:8 44 767 
57 134-40 | 58 | 502-3 59 684 45 138-23 || 46 | 497-3 47 780 
(503-5) 48 136-62 || 49 | 487-3 50 789 
July 3 22 0 135-42 1 503-4 2 683 51 139-78 || 52 | 491-5 53 791 
(505-5) 54 138-58 || 55 | 497-0 56 803 
3 136-42 4 | 506-8 5 684 57 137-15 || 58 | 492-9 59 818 
(510 2) (495 2) 
6 139-85 7 505-2 § 682 July 4 0 0 137-23 il 499-0 2 822 
(506 4 3 135-28 4} 499-5 5 822 
9 140-78 || 10 | 511-9 11 689 | (501 5) 
(510-4) 6 137-23 7 500-2 8 821 
12 141-67 || 13 508-0 14 693 (502 1) 
(512-2) 9 136-42 || 10 | 504-7 11 817 
15 142-00 | 16 | 498-5 17 692 12 135-48 || 13 508-3 14 815 
(497-0) 15 136-42 || 16 | 508-9 17 822 
18 138-52 || 19 | 486-3 20 702 18 134-68 || 19 | 503-6 20 828 
21 140-65 | 22 | 502-5 23 710 Dit 135-48 || 22 | 502-4 23 834 
| 24 142-54 | 25 | 502.9 26 710 24 135-68 || 26 | 500-3 28 836 
(504-5) 30 135-68 || 32 | 501-3 34 829 
| 27 142-87 | 28 | 501-6 29 716 36 134-68 || 38 | 514-2 40 837 
(497-9) 42 132-93 || 43 520-1 44 847 
| 30 141-87 | 31 496-5 32 721 45 132-27 || 46 | 517-8 47 854 
| 33 | 142-47 | 34 | 489-2 35 716 || 48 132-67 || 49 | 516-1 50 | 858 
} (488-2) | 52 133-40 || 54 | 516-8 56 863 
July 34 215 1™, ‘The four observations in brackets are the readings at 0™ 35%, 1™ (is, 1™ 258, and 1™ 508. Between 1™ 258 and 1™ 505) 
the magnet went up 1104iv, 214 4m, Reading of Bifilar estimated, Scale going out of field. 
Bifilar Thermometer. July 34 21%, 5674; 22h, 57°-0; 23h, 58°2; 44 Ob, 5878. 
Balance Thermometer. July 34 21», 565; 22%,57°-0; 23, 57°9; 44 Oh, 5874. 
Ares of Vibration. Declination Magnet. July 3¢ 20% 57m,7’; 21> 8m, 67’ (noted); 21 6m, 44’; 21 9m, 99’, 21h 12m, 15’; 21h 39m, 9’; 21h 49m, 77, 
Bifilar Magnet. July 34 20% 58m, ]5div; 21h 7m, 1Qdiv; QIh ]Qm, 30div 5 21h 13m, QOdiv; 21h 19m, ]Odiv; Q1h 29m, [Odiv; 21 3lm, 
4041" (noted) ; 21% 37™, 404iv (noted) ; 21 55m, 11div; 22h ]m, ]]div; Ooh 19™, ]4div; 20h 37m, ]4div; 20h 59m, 1Bdiv; Q3h 22m, 1 Qdiv; 
23h 25m, 52div ; 23h B8m, 16div; 23h 43m, ]Odiv ; 23h 58m, QOdiv (noted). 
See note, page 51, on the observations in brackets. 
