ExTRA OBSERVATIONS OF MAGNETOMETERS, SEPTEMBER 5—22, 1846. 335 
Gott. BIFILAR BALANCE Gott. BIFILAR BALANCE 
Grea. Mean DECLINATION. Corrected. Corrected. Eg DucLinaTion. Corrected. Corrected. 
in. |Mic. Div. a. bh. || Min.| © , Min. | Se. Div. || Min. |Mic.DivJ d. oh. || Min.] ° = 7 Min. | Se. Diy. || Min. | Mic. Div. 
Sept. 
407-0 8 0 | 25 01-98 2 | 553-6 3 | 465-9] 21 8 || 20 | 24 37-53) 22 | 584.4]] 93 | 495-6 
3 | 418-4] 10 9 | 40 | 25 03-25}| 42 | 538-3 |) 43 | 427-9 25 39-95 || 27 | 577-5] 28 | 506-2 
473-1 50 | 24 59-88 || 52 | 545-3 |) 53 | 416-1 30 37-91 || 32 | 578-4] 33 | 478.8 
10 10 0 | 25 01-65 2 | 543-1 3 | 404-6 35 37-26 || 37 | 555-4|| 38 | 404-8 
40 37-56 || 42 | 576-8] 38 | 421-5 
10 22 0 | 25 20-30 2) 534-1 3 | 341-2 45 39-14) 47 | 571-6] 48 | 419-2 
15 17:86 || 17 | 535-9|| 18 | 358-5 50 35-66 | 52 | 579-0) 53 | 400-1 
30 17-31 || 32 | 533-4|) 33 | 357-1 55 38-15] 57 | 564-4) 58 | 353-7 
10 23 0 16-55 2 | 542-6 3 | 364-6] 21 9 0) 48-16 | 2 | 554-1 3 | 343-9 
Lie. 2 0 17-58 2 | 563-3 3 | 452-5 5 | 24 55-53) 7 | 546.2 8 | 343-1 
10 15-64 || 12 | 554-5 || 13 | 470-8 10 | 25 02-12] 12 | 536-2] 13 | 353-2 
30 13-46 || 32 | 539-1|| 33 | 467-8 15 02-55 | 17 | 540-5 || 18 | 376-1 
Mins 0 10-77 || 2 | 566-8 3 | 459-7 20 | 25 00-48 || 22 543-2 | 23 | 395-8 
30 09-66 || 32 | 561-2] 33 | 470-2 25 | 24 55-26) 27 | 558-7]! 28 | 394.0 
ll 4 0 | 25 12-01 2 | 537-0 3 | 477-4 30 53-98 | 32 | 551-71) 33 | 385-0 
ll 6 0 | 24 43-69 2 | 589-2 3 | 741-9 35 | 24 55-53] 37 | 547-1] 38 | 378-5 
5 32-28 7 | 585-3]| 6 | 748-0 45 | 25 01-34 | 47 | 551-8] 48 | 375-1 
9 21-89 | 8 | 718-2] 21 10 0 02-32) 2 | 551-1 3 | 376-8 
10 22-13 || 11 | 600-2 15 02-94 | 17 | 558-2] 18 | 375-5 
12 25-33 || 14 | 605-1 || 13 | 614-1] 21 12 0 | 25 02-66] 2 | 543.4) 3 | 357-6 
15 31-61 || 17 | 606-5 |) 18 | 583-9] 21 13 0 | 24 54-52] 2] 529.7 3 | 185-4 
20 42-01|| 22 | 593-4|} 23 | 578-9 | 7 | 515-4] 8 | 183-0 
25 43-76 || 27 | 593-1 |) 28 | 566-1 10 52-33 | 12 | 517-1] 13 | 198-6 
30 | 24 53-74]| 32 | 5843)| 33 | 556-6 15 49-17 | 17 | 522-1] 18 | 233-6 
35 | 25 00-27 || 37 | 552-8 || 38 | 564-1 20 47-62 | 22 | 529-8 || 23 | 248-8 
40 | 24 58-02|| 42 | 547-1) 43 | 570-5 25 48-50 | 27 | 526-9] 28 | 251-8 
45 52-77 || 47 | 554-7 || 48 | 561-8 30 49-84 | 32 | 522-7|| 33 | 251-8 
50 52-35 || 52 | 566-6|| 53 | 549-7 40 48-70 | 42 | 532-9) 43 | 270-3 
53 56-40 || 57 | 563-2)| 58 | 540-1] 21 14 0 52-33 2 | 532.4 3 | 279-7 
0 oe 7 0 57-75 2 | 563-2 3 | 529-4] 21 15 0 58-22 2 | 531-7 3 | 304-6 
20 | 24 56-27) 22 | 556-4 || 23 | 493-8] 21 16 0 47-08 2 | 522.0 3 | 217-8 
11 8 0 | 25 03-77|) 2 | 550-8 3 | 444-7 30 43-11 || 32 | 509-7|| 33 97-3 
11 9 | 50 02-91 || 52 | 556-4|| 53 | 289-6 40 45-85 | 42 | 525-7] 43 24.3 
11 10 0 06-50 2 | 579-3 3 | 228-1 50 45-67 | 52 | 534-6 
5 12-11 7 | 553-8 8 | 200-4] 21 17 0 46-08 2 | 525-4 3 | 141-5 
10 | 25 03-55 || 12 | 560-2|| 13 | 195-6 30 56-07 || 32 | 527-1) 33 | 191-6 
15 | 24 54-43 || 17 | 590-6|| 18 | 178-0] 21 18 0 | 24 55-12 2 | 518-7 3 | 119-4 
20 | 25 03-27 |) 22 | 582.3]| 23 | 173-5] 21 20 0 | 25 11-98 2 | 505-8 3 | 133-6 
25 12-28 || 27 | 552.5 || 28 | 183-7 15 07-69 || 17 | 496-6] 18 | 147-6 
30 10-77 || 32 | 533-5 || 33 | 186-9 25 10-01 | 27 | 492-6) 28 | 218-5 
35 07-34 || 37 | 529-3|| 38 | 182-5 35 09-29 | 37 | 479-9|| 38 | 235-7 
40 04-61 || 42 | 536-2)! 43 | 186-5 40 11-91 | 42 | 482-6] 43 | 234-7 
45 04-17 || 47 | 545-3 || 48 | 193-5 50 15-18 | 52 | 493-1] 53 | 205-9 
50 07-07 || 52 | 541-7|| 53 | 199-8] 21 21 0 11-51 2 | 486-5) 3 | 207-1 
||| —_-——_ 10 12-28 || 12 | 486-6 || 13 | 231-2 
13 20 0 | 25 07-81 2) 515-0 3 | 343-0 20 16-32 || 22 | 476-7|| 23 | 258-8 
15 07-51 || 17 | 505-7 || 18 | 343.8 30 16-75 | 32 | 476-3) 33 | 273-6 
35 11-74 || 37 | 520-1]| 38 | 343-7 40 17-58 | 42 | 469-1} 43 | 288-3 
13) 21 0 16-43 2 | 522.6 3 | 332-4 || 50 14-44 | 52 | 476-6 || 53 | 286-3 
13 22 0 13-44 2 | 533-6 3 | 326-5] 21 22 0 14-10 2 | 472-3 3 | 298-4 
|_| ———_—|— /— 21,23 0 18-37 2 | 487-7 3 | 395-7 
Le) Sey / O | 24 54-41 2) 551-0|| 3 | 477-7 15 17-19 | 17 | 498-1 || 18 | 454-0 
20 41-39 || 22 | 554-3|| 23 | 457-2 25 18-63 | 27 | 496-5 || 98 | 502-5 
30 | 24 55-63 || 32 | 564-0}! 33 | 440.3 35 15-11 | 37 | 505-4 38 | 524-1 
19 8 0 | 25 02.39 2| 555-0] 3 | 413.4 45 14-87 | 47 | 516-5 | 48 | 523-8 
||} —__} ——____. ____ — 22 0 0 15-47 2 | 532-0 3 | 546-7 
21 8 0 | 24 41-23 2 | 567-2 3 | 498-7 10 15-38 || 12 | 556-2} 13 | 574-6 
5 35-07 fi 378-4 | 8 | 505-2 20 14-78 | 22 | 541-0) 23 | 633-9 
10 32-95 || 12 | 592-6) 13 | 518-8 25 15-14 || 27 | 550-1 || 28 | 626.7 
15 36-76 || 17 | 584-0] 18 | 507-2 30 14-91 | 32 | 542-9] 33 | 615-4 
Birizar. k=0:000135. BALANCE. k=0-000010. 
