132 _ OBSERVATIONS oF Macnetic Dip, Sept. 1—Dec. 1, 1845. 
NEEDLE. Face oF Circre E. Facer or Circe W. “a 
Gottingen —- e 
oe Dae Watne se se Mark on Needle Mark on Needle Mean. ee : 
eievenet ber. | ture. | ping. BE. Ww. E. Ww. Oo” 
fe a = ae oe Rear aon a ee Sar: 
Sept. 1 22 40 |) 20 2 57 | A || 71 85 | 72 19-5 |) 70 23-0 | 71 27-0 ||71 19-50 W 
Sept. 2 4 50|| 20 2 64 | A | 71 10-0 | 72 19-5 | 70 24-0 | 71 28.0 71 20-37 Il 7) oggg | W 
Sept. 4 22 40 || 25 2 65 | B || 72 32-5 | 71 16-0 || 71 57-0 | 70 47-0 ||71 38-12 WwW 
Sept. 5 450]) 15 2 68 | B || 72 30-5 | 71 140 | 71 57-5 | 70 48-0 ||71 37-50 W | 
Sept. 9 0 O|| 20 2 63 | A || 71 11-5 | 72 26:0 || 70 18-0 | 71 15-0 ||71 17-62 B 
Sept. 9 5 O}} 20 2 64 | A | 71 50 | 72 225 | 70 19-5 | 71 25-0 |71 18-00 Wl 7) os 19 BI 
Sept. 11 23 0|| 20 2 64 | B || 72 16-0 | 71 22-0 || 71 44-0 | 70 54-0 ||71 34.00 BI 
Sept. 12 5 0O|] 20 2 76 | B || 72 9-0 | 71 19-5 || 71 42:0 | 70 53-0 ||71 30-87 B 
Sept. 16 22 50 |) 20 2 57 | A || 71 17:0 | 72 9-0 || 70 34-5 | 71 26-0 ||71 21-62 W 
Sept. 17 5 0|| 20 2 | 60 | A || 71 12:0 | 72 65 || 70 34-5 | 71 25-0 ||71 19-50 Wl 71 31.68 Wi 
Sept. 18 22 45 || 20 2 54 | B || 72 49-0 | 71 36-0 || 71 57-5 | 70 39-5 ||71 45-50 W 
Sept. 19 6 20 || 25 2 | 64 | B | 72 46-5 | 71 17-0 || 72 1-0 | 70 36-0 ||71 40-12 V 
Sept. 22 23 0) 20 2 59 | A | 71 4-5 | 72 27-0 || 69 58-5 | 71 33-0 ||71 15-75 Vo 
Sept. 23 4 50 |} 20 2 | 64] A | 71 20 | 72 25-5 || 70 12-0 | 71 24-0 171 15-87 \l 7) og gy V 
Sept. 25 23 O|| 25 2 57 | B_ || 72 32-5 | 71 20-0 || 71 55-0 | 70 49-5 ||71 39-25 W 
Sept. 26 5 O|] --- 2 60 | B || 72 28.0 | 71 24:0 || 71 47-5 | 70 47-0 ||71 36-62 W 
Sept. 29 23 15 |} 20 2 62 | A || 71 11-0 | 72 19-5 || 70 40.5 | 71 34-0 ||71 26-25 | B 
Sept. 30 4 50 || 15 2 54 | A | 71 7-0 | 72 16-5 | 70 39-5 | 71 28-0 71 22-75 \l 7) ov 08 BY 
Oct. 5 23 15 || 20 2 58 | B || 72 5-0 | 71 23-5 || 71 39-0 | 70 52-0 ||71 29-87 BI 
cts levied) 40nil ako 2 49 | B || 72 12.5 | 71 24-5 || 71 34-0 | 70 50-0 ||71 30-25 BI 
Oct. 9 22 50 |} 20 2 | 47 | A | 71 10-5 | 72 19-5 || 70 22.0 | 71 23-0 ||71 18-75 a | 
Oct. 10 4 50]} --- 2 150 | A || 71 13-0 | 72 16-5 || 70 27-0 | 71 22-5 ||71 19-75 WI 
Oct. 13 22 40 |} 25 2 56 | B || 72 50-0 | 71 15-0 || 72 5.0 | 70 38-0 ||'71 42.00 71 29-90 W 
Oct 14 5 00) e-- 2 64 | B | 72 42-0 | 71 13-0 || 72 2.0 | 70 41-5 ||71 39-62 W 
Oct. 16 23 25 || 30 2 55 | A || 71 10-0 | 72 21-5 || 70 16-0 | 71 26-5 ||71 18-50 W 
Oct; 17 (5) (0%) #20 2 53 | A || 71 6-5 | 72 22-0 || 70 17-0 | 71 30-5 ||71 19-00 V 
Oct. 21 23 20 || 20 2 50 | B_ || 72 28-0 | 71 23-0 || 71 45-0 | 70 48-0 ||71 36-00 BY 
Oct. 22 5 O|f 25 2 54 | B || 72 24-0 | 71 24-0 || 71 48-5 | 70 52-0 ||71 37-12 71 28.06 BI 
Oct. 24 015 || 20 2 52 | A || 71 16-0 | 72 11-5 || 70 30-0 | 71 19-0 ||71 19-12 : BY 
Oct. 24 450]| 15 2 52 | A | 71 16-0 | 72 12-0 || 70 30-0 | 71 22-0 ||71 20-00 B 
Oct. 28 22 50 || 20 2 52 | B || 72 19-5 | 71 19-5 || 71 47-0 | 70 50-0 ||71 34-00 V 
Oct. 29 5 O|| --- 2 51 | B || 72 19-0 | 71 19-5 || 71 46-0 | 70 50-0 ||71 33-62 71 96-09 W 
Oct. 31 22 50|) 25 2 | 46 | A | 71 2-0 | 72 44-5 || 69 58.0 | 71 26-5 ||71 17-75 } W 
Nova lua ONllnee 2 49 | A || 71 6-0 | 72 41-5 || 70 0-0 | 71 28-5 ||71 19-00 ‘a | 
Nov. 3 22 50 || 25 2 35 | B_ || 72 42-0 | 71 20:5 || 71 48-0 | 70 31-5 |/71 35-50 Vi 
Nov. 4 4 40 |] 20 2 | 52 | B | 72 41-5 | 71 20.0 | 71 58-0 | 70 36-0 |71 38-87 || 7) og gz | WH 
Nov. 6 22 20|| 25 2 50 | A || 71 19-5 | 72 21-0 || 70 21-5 | 71 25-0 ||71 21-75 W 
Nov. 7 430] --. 2 51 | A || 71 9-5 | 72 18-5 || 70 24-5 | 71 25-0 ||71 19-37 W 
Noy. 10 23 0|| 20 2 | 46 | B || 72 29-0 | 71 18-0 || 71 50-0 | 70 42-0 ||71 34-75 B 
Noy. 11 4 50|| 20 2 | 47 | B || 72 27-5 | 71 16-5 || 71 51-0 | 70 43-0 ||71 34-50 71 97.87 B 
Nov. 14 0 0|| 20 2 42 | A || 71 23-0 | 72 13-0 || 70 30-0 | 71 19-0 ||71 21-25 i B 
Nov. 14 4 45 || 20 2 | 42 | A || 71 21-0 | 72 12-0 || 70 32-0 | 71 19-0 ||71 21-00 B 
Noy. 18 23 40 || 20 2 49 | B || 72 26-5 | 71 22.0 || 71 56-0 | 70 44-5 ||71 37-25 W 
Noy. 19 4 45 || 20 2 | 46 | B | 72 26-0 | 71 22-5 | 71 46-5 | 70 50-0 ||71 36-25 |} 1, 27-65 W 
Nov. 20 22 30 |} 20 2 | 39 | A || 70 57-5 | 72 27-0 || 70 21-5 | 71 38-5 ||71 21-12 W 
Nov. 21 7 20]| 25 2 | 33 | A || 70 51-5 | 72 27-0 || 70 5-0 | 71 40-5 ||71 16-00 V 
Noy. 21 22 30 |) 25 2 | 35 | A || 70 53-5 | 72 21-0 || 70 24-0 | 71 37-5 ||71 19-00 WI] 
Nov. 22 4 40]|| 25 2 39 | A || 70 57-0 | 72 20-5 || 70 15-5 | 71 35-0 ||71 17-00 “4 Sean Ww 
Nov. 24 23 25 || 20 2 44 | B || 72 40-0 | 71 12-0 || 71 56-0 | 70 31-0 ||71 34.75 ; W 
Nov. 25 4 25 || 20 2 | 44 | B | 72 36-5 | 71 13-0 | 71 52-0 | 70 36-0 ||71 34-37 W 
Nov. 27 23 0|| 25 2 46 | A || 70 58-0 | 72 20-0 || 70 14-5 | 71 33-5 ||71 16-50 a 
Nov. 28 4 30|| 22 2 | 48 | A | 70 53-5 | 72 19-0 || 70 17-5 | 71 38-0 ||71 17-00 7) 71 26-18 yh 
Dec. 1 23 25 |) 50 2 40 | B_ || 72 48-0 | 71 10-0 || 71 51-5 | 70 33-0 ||71 35-62 B 
= 
+ Observation not satisfactory. 
Oct. 224 55, Instrument rather out of level. 
Oct. 244 0%, Levelled the instrument. 
Dec. 14 234, Observation unsatisfactory, lifter getting unsteady. 
