Initial. — 
MEMASMR Ss MESS RS ees 
314 Darty OBSERVATIONS OF MAGNETOMETERS, SEPTEMBER 21—OcToBER 1, 1846. 
Gottingen BIFILAR. BALANCE. * | Gottingen BIFILAR. BALANCE. * 
Mean Time |) DEcLINA- ¢ 2] Mean Time |} Decuina- 2 
of Declina- TION. Cor- |Thermo-| Cor- |Thermo-| 2°¢ | of Declina- TION. Cor- |Thermo-| Cor- |Thermo-|) % 
tion Obs. rected. | meter. | rected. | meter. || 5] tion Obs. rected. | meter. || rected. | meter. || & 
Gd. ah om. it ec “ Se. Div. ©. || Mie. Div. e ds, eit amo. o “ Se. Div. 2 Mic. Div. 
21 18 0 | 24 55-12]| 518-7] 56-6 119-4} 55-6 Wi] 26 2 O|| 25 08-83] 548-8] 56-5 373-3 | 56-7 
20 Of) 25 11-98|| 505-8] 55-2 || 133-6) 54-0 H 4 0 07-57 || 551-8| 57-0 383-1] 57-6 
22605 14-10 || 472-3 | 54-0 298-4 | 53-2 H 6 0 06-19 |) 553-9) 57-7 364-9) 58-2 
23\) OF) 18-37 || 487-7} 53-8 395-7 | 53-2 H ie 21) 04-89 || 556-9 | 58-0 358-1) 58-6 
22 0 Of| 15-47 || 532-0] 53-8 || 546-7} 53-2 H 8 0 05-79 || 556-8 | 58-2 360-6 | 58-8 
1 Of} 15-41 || 591-2} 53-9 664-6 | 54-2 H 10 0O 02-96 || 550-2) 58-3 359-2| 58-7 
2 OF 06-86 || 641-9} 54-2 || 650-9} 55-0 H | 
4 Of|| 25 11-74 | 624-1) 55-7 607-5 | 56-7 H | 27 18 0 || 25 00-40)| 547-0) 56-6 331-1) 54-5 
6 Of} 24 45-40 || 554-8} 56-9 453-3 | 57-8 B 20 0 05-50 | 549-2) 54-4 339-4 | 53-2 
7 Of|) 25 11-57 |) 463-6) 57-1 257-6) 58-0 B 22 0 01-45 |) 534-7 | 53-3 358-6 | 52-3 
8 Of|| 24 21-92}) 515-4} 57-3 272-2] 58-3 B 23 0 06-43 | 535-0} 53-0 348-8| 52:3 | 
10 Of] 24 47-59|| 362-2) 57-5 ||—21-6| 58-5 Wi 28 0 O 07-58 || 533-5 | 52-8 || 338-3] 52-5 
K 1 0 09-87 || 539-6 | 52-8 340-7 | 52-7 
18 0 || 25 18-47||} 540-6} 56-4 210-4 | 57-0 H 2.0 09-62 || 539-0| 52-8 333-0} 52-8 
20 0 02-42 || 536-5| 56-4 301-1 | 57-0 H 4 0 07-82 || 554-6| 53-0 351-0) 53-2 
22 0 03-75 || 532-4| 56-5 307-2| 57-0 WwW 6 0 || 25 06-97 || 558-5} 53-2 || 374-2] 53-5 
23 0 07-04 || 532-8} 56-6 307-0} 57-2 H 7 Of|| 24 56-23) 581-4] 53-2 350-7 | 53-5 
23 0 0 08-65 || 532-7 | 56-7 304-3 | 57-3 W 8 0O || 26 00-94} 547-0) 53-3 358-8 | 53-7 || 
ie ai) 09-29 || 531-6| 56-8 306-3 | 57-4 H 10 O 02-01 | 547-1) 53-3 352-6| 53-7 
2 0 09-33 || 534-2] 57-1 310-1) 57-9 WwW 
4 0} 06-12 || 541-1] 57-8 || 313-4) 58-7 H 18 0 || 25 02-48} 551-0} 53-0 343-2| 53-2 
6 <0 05-65 || 550-1| 58-4 316-5 | 59-3 W 20 0 01-01 || 549-8 | 53-0 344-3 | 53-1 
7 O 05-43 || 552-0} 58-6 317-6} 59-3 WwW 22 0 02-32 || 537-9| 52-8 342-9 | 52-9 
8 0] 06-41 || 561-8 | 58-7 323-4| 59-4 W 23°. 0 04-39 || 534-3) 52-8 335-9 | 53-0 
10 0 || 25 04-82 || 544-9) 58-7 || 380-2) 59-1 Wi29 0 0 06-63 || 539-8 | 52.7 326-1| 52-8 
0 08-21 || 544-4| 52-7 320-4 | 52.7 
18 30 || 24 59-17|| 543-4] 56-6 317-2| 56-6 | W 2 0 09-15 || 548-1 | 52-6 325-7) 52-7 
20 O || 25 02-26]} 538-9) 56-3 329-6 | 56-3 WwW 4 0 06-14 || 550-5 | 52-6 340-9} 52-8 
22 0 || 04-95 || 529-3 | 56-0 331-4] 56-2 || H 6 0 04:34 || 554-3 | 52-6 344.5 | 52-7 
23 0 || 08-52 || 527-8] 56-0 || 328-6] 56-3 || W 7.0 01-41 | 556-1) 52-5 349-8 | 52-8 
24 0 O 11-84 || 536-7 | 56-2 327-4| 56-7 H 8 0 04-04 || 549-6 | 52-5 357-2| 52:8 
a} 11-41 || 540-0} 56-6 |} 327-7| 57-3 H 10 O 01-01 || 549-4] 52-5 363-3 | 52-7 
2 0; 12-58 || 544-9} 57-2 334-3] 58-1 | H | 
4 0] 06-84 || 546-2) 58-6 345-7} 59-8 || W 18 0 || 25 01-75 || 553-1} 52-1 341-7] 52-3 | 
6 0 05-32 || 553-6] 59-7 338-4] 60-7 uel 20 O 00-98 || 547-1} 52-0 351-3 | 52-2 
7 O || 25 05-22 |) 553-2} 60-0 || 364-7! 60-8 W 22 0 00-55 || 540-7 | 52-2 339-6| 52-4 
8 Of|| 24 52-57 || 571-3} 60-0 344-6 | 60-7 H 23-0 02-89 || 537-4] 52-2 || 337-3] 52-8 
10 0 || 25 (00-40 || 548-0} 60-1 360-5 | 60-5 H}|30 0 0 08-68 || 542-4) 52-6 328-3| 53-5 
| tL “6 08-88 || 541-0} 53-1 331-3| 54-2 
18 0 25 00-98 || 544-4) 58-9 344-3 | 59-0 WwW Dian'@) 09-49 || 549-7| 54-0 334-4! 55-3 
20 0 00-98 || 540-6} 58-6 347-6 | 58-8 W 4 0 06-32 || 549-9 | 55-6 332-7| 56-9 
22 0 | 02-45 || 534-6| 58-5 341-9} 58-7 H 6 0 04-59 |) 550-9 | 57-0 341-9| 58-2 
23 0 || 04-91 || 533-8} 58-6 || 341-2) 59-0 W i (8) 03-77 || 556-4) 57-6 340-1} 58-5 
25 0 0} 09-35 || 533-3) 58-8 || 351-3) 59-6 H 8 0 00-17 |, 552-5 | 57-7 344-3 | 58-7 
L. Onh 09-56 || 541-7| 59-4 || 333-7| 60-3 || H 10 O || 25 01-95|| 546-2} 57-5 351-3} 58-2 
2 0} 11-72 || 541-3} 60-0 329-6) 61-2 H 
4 0 10-16 || 545-5] 61-3 341-2| 62.4 W 18 0 || 24 59-56 }| 550-1} 55-5 324-3) 55-5 
6.9 i 08-01 |) 572-1) 62-0 || 344-7| 63.0 || H 20 0 || 25 06-74|| 541-8] 55-0 || 308-3) 55-3 
7 0} 08-01 || 558-1} 62-2 || 363-7| 63-0 || H 22.0 O1-18 |) 534-5 | 54-8 320-4| 55-2 
8 0| 03-50 || 553-5] 62-2 369:7| 62:8 || H 23 0 06-93 || 530-4] 54-9 321-4) 55-4 
10 0 | 03-70 || 549-5} 61-8 || 357-6) 62:3 || H YO. Os) 07-79 || 534-3 | 55-0 322-7 | 55-7 
| | 1 0 08-34 || 540-5| 55-2 |) 329-5| 56-0 
18 0 i 25 01-68 |) 541-3] 58-7 334-7 | 58-2 || W 2.0 12-15 || 554-8) 55-7 |) 340-7| 56-7 
20 0} 05-27 |) 537-3| 57-9 || 349-1] 57-0 | W 4 0 08-29 || 555-8 | 57-2 365-7 | 58-3 
22.6 09-66 || 522-.4| 57-1 359-7| 56-6 || H 6 0 || 25 05-53) 560-4) 58-6 || 346-2) 59-7 
23 0.) 07-63 || 532-5| 56-8 356-8 | 56:3 | WwW 7 0 |) 24 59-73 || 557-1) 59-0 | 390-9] 59-7 
126° 0. 0) 08-85 || 533-8| 56-6 | 359-0] 56-2 | H 8 0 || 24 49-77 || 545-7) 59-0 || 362-1) 59-5 
1 O 10-50 || 532-7! 56-5 371-0) 56-7 | H 10 0 |! 25 03-85!) 549-8] 58.4 |! 344-7] 58-5 
DECLINATION. Magnet untouched, April 144, 1846—May 1847. 
Biricar. Observed 2™ after the Declination, k=0-000135. BaLANcE. Observed 3™ after the Declination, s=0'000010. 
t+ Extra Observations made. 
