ExtTRA OBSERVATIONS OF MAGNETOMETERS, JUNE 7—JULY 24. 1843. 65 
a DECLINATION. B1FILar. BALANCE. DECLINATION, BIFinar. BALANCE. 
j tti 7 A Gottingen ‘ ae ; 3 e 
i es tine. es Reading aa aie —_ ae Mean Mees eae ne eS pare ei Bere 
| :. Obs. Monies Obs.| rected. || Obs.| rected. | Obs. ee | Obs. rected. || Obs.| rected. 
} d. h. m © % m™. Se. Div. m. Mie. Div. peri | m. a ‘ | m. Se. Div. m. Mic. Div. 
| June 7 11 0 | 25 15-99) 2 496-8 3 619-0 | July 1 7 || 45 | 25 19-20] 47 542-0 | 48 678-1 
a 5 14.01] 7} 493-9 | 8 | 620-5 50 22-67 || 52 | 538-7 || 53] 681-6 
10 13-03] 12 | 495-0 || 13 | 619-7 55 25-16] 57 | 529-5 || 58 | 680-7 
| 15 14-33 || 17 490-8 18 623-4 | July 1 8 0 25-48 || 2 520-5 3 681-4 
20 16-24 || 22 492-5 23 624-7 5 25-78 || 7 517-5 8 679-9 
| 25 18-01 || 27 492-1 28 | -622-5 10 25-51 || 12 516-1 
| 30 18-86 |) 32 490-9 | 33 615-7 20 24-75 || 22 518-0 || 23 674-4 
| 35 19-22 | 37 490-1 38 608-3 30 26-62 || 32 509-9 || 33 676-8 
] 40 19-76) 42 490-7 | 43 602-1 35 27-07 | 37 503-3 || 38 679-5 
| 45 18-57 || 47 490-8 || 48 597-2 40 26-13 | 42 502-5 || 43 678-1 
50 17-38 || 52 | 490-8 || 53 | 591-7 45 25-34|47 | 504-4 
| 55 17:17 || 57 489-6 | 58 583-7 | July 1 10 0 25:90) 2 506-6 3 669-6 
Hyune 7 12 0 16-40 2 483-2 3 576-0 
| 5 15-81] 7] 481-9 July 4 8 0 | 25 26-15|) 2] 521-1 3 | 668-0 
10 14-62) 12 | 483-9 | 13 578-0 50 13-81 || 52 530-3 || 53 668-6 
to 15 14:06 || 17 488-5 18 580-9 55 15-46 || 57 533-1 58 535 
; 20 14-43 | 22 491-6 || 23 587-1 | July 4 9 0 17-94|| 2 526-4 3 670-0 
25 14-60 || 27 | 496-7 || 28 593-2 5 19-10] 7 | 520-4 8 | 671:5 
30 15-97 || 32 499-3 33 598-5 | 10 19-46 |) 12 516-7 13 670-5 
35 17-20 15 19-91 || 17 514-5 18 33 
une 718] 0 21-95] 2| 484.6 | 3} 633-7 20 21-10) 22 | 514-5 | 23 » 
30 25-43 | 32 485-3 53 636-2 30 23-24 || 32 512-3 || 33 ey 
une 7 20 0 25-92) 2 489-1 3 642-6 | July 4 10 0 25-86 || -2 512-5 3 667-4 
une 9 20 O | 25 19-54 2 518-7 3 655-38 | July 24 6 0 | 25 25-32] 2 567-3 3 621-0 
10 20-25 || 12 508-2 13 658-3 10 22-25 || 12 540.9 13 635-2 
15 20-54 || 17 507-8 18 657-2 15 22-63 |) 17 541-1 18 637-1 
20 21-02) 22 505-8 || 23 655-6 20 22-69 || 22 544-6 || 23 
ine 9 22 0 24:06|| 2 497-2 3 657-5 25 23-14 | 27 539-1 28 641-5 
- —— 30 22-97 || 32 534-5 || 33 644-6 
ane 11 22 0 | 25 25-19] 2 477-4 3 663-7 35 22-11) 37 527-4 || 38 646-8 
me 11 23 5 29-48|| 7 467-5 8 673-9 40 22-62 || 42 529-2 || 43 647-2 
mel2 0 0 27-83 || 2 492-2 3 663-8 45 22-58 || 47 536-3 | 48 3 
—— 50 22-38 || 52 546-7 
me 13 6 0 | 25 24-60 2 492-5 3 731-0 53 538-8 
30 22-67 || 32 539-2 || 33 712-9 | July 24 7 0 23-53 2 522.6 3 656-4 
35 24-65 | 37 534-2 || 38 710-6 5 24-27) 7 518-7 8 659-6 
40 25-21 || 42 530-3 || 43 709-9 10 24-67 || 12 521-0 13 a 
45 25-73 || 47 523-9 || 48 710-3 15 25-01 |) 17 524.7 
50 26-62 || 52 516-8 || 53 710-9 22 516-0 || 23 672-6 
, 55 26-10 | 57 511-2 || 58 709-1 25 25-95 || 27 525-5 28 670-4 
mel3s 7 0 26:08 | 2 512-6 3 708-0 30 25-14 | 32 523-8 || 33 672-6 
ne 13 8 0 ie 26-62] 2 510-4 3 695-9 35 25-07 | 37 525-3 || 38 675-8 
40 24-67 || 42 533-8 || 43 BS 
ne 30 18 0 | 25 25-14] 2 488-8 3 582-2 45 24.67 || 47 528-1 48 675-6 
30 23-26 | 32 494-4 | 33 600-5 50 24-58 || 52 523-8 || 53 679-5 
e 30 19 0 24-55 2 491-5 3 612.3 | July 24 8 0 22-99) 2 524-7 3 685-1 
30 19-22 || 32 495-9 33 618-3 | July 24 9 5 18-43 7 511-5 8 710-9 
ne 30 20 0 16-40 2 484-5 3 636-9 10 20-37 || 12 506-7 | 13 709-1 
he 30 21 | 17 475-6 18 657-3 15 20-28 || 17 507-2 || 18 711-8 
q 20 19-15 20 19-13 | 22 | 503-2 || 23 | 694-9 
3 25 19-81 || 27 483-9 || 28 652-1 25 19-09 || 27 494-2 || 28 | '677-4 
ie 30 22 0 20-92) 2 481-4 3 647-6 30 17-88 || 32 499-3 | 33 654-2 
¥ 35 17-47 || 37 495-0 || 38 659-0 
il 66 0 | 25 28-64] 2 517-8 3 666-5 40 12-74 || 42 474-8 | 43 631-7 
Brrivar. k=0-0001205. Batance. &k=0-000015 approximately. 
BIri~an THERMOMETER. 56°72 | n f 5270. 54°83 n f 68%4 . 61°38 
BaLance THERMOMETER. } Weer eft? { 56708 7° 128, {boo ae Te { 51-0" Sh en 67-0 248 | : 
AND MET. ozs. 1848. ‘ R 
