Dura- 
Gottingen 3 MEAN OF READINGS. 
Mean Time, se Thermo- Ae: oe Observed REMAEKS. 
Commencement of | obser | Meter: | Needle.| End A. | HndB. |B. North.| DIP. 
Observations. vation. North. North. 
dob m| om ° aie Tee 4 Oe 
1841. 
Unsatisfactory observation. Instrument out 
Apr. 29 71 29-13| 71 24:00) + 5-13 | 71 26-56 of adjustment. Observers, Professor Forbes 
and Mr. Russell. 
Double observation ; unsatisfactory. Needle 
July 7 1 0 61-0 1 71 19-4 | 71 28-4 | — 9-00 | 71 23-9 yous getting into contact with limb. | 
Observers, Mr. Main and Mr. Russell. 
July 20 6 0 2 71 15-50) 71 29-37 | —13-87 | 71 22-45 
July 20 7 10 60-0 1 71 23-12) 71 23-00| + 0-12 | 71 23-06 
Sept. 6 6 5 1 71 27-12) 71 21-12| + 6-00 | 71 24-12 
Sept. 6 6 55 2 71 19-62) 71 32-37] —12-75 | 71 26-00 
Sept.14 5 0 69-0 1 71 29-00| 71 27-50| + 1-50 | 71 28-25 
Sept.14 5 45 69-0 2 71 19-62) 71 35-25) —15-63 | 71 27-44 
Sept. 27 20 20 55-0 1 71 29-38| 71 23-00) + 6-38 | 71 26-19 
Oct. 4 20 40 55-0 1 71 35-62) 71 30-38) 4+ 5-24 | 71 33-00 
Oct. 8 5 15 56-5 1 71 30-75} 71 18-25) +12-50 | 71 24-50 
Oct. 11 20 20 45-5 1 71 28-88| 71 20-25) + 8-63 | 71 24-56 
Oct. 15 5 10 48-0 1 71 38-38) 71 21-38) +17-00 | 71 29-88 
Oct. 18 20 20 38-0 1 71 43-75| 71 23-87| +19-88 | 71 33-81 
Oct. 22 5 15 48-0 1 71 38-25| 71 16-25 | +22-00 | 71 27-25 
Oct. 25 20 20 40-0 1 71 37-25) 71 25-37| +11-88 | 71 31-31 
Oct. 29 5 20 52-6 1 71 28-12) 71 17-75| +10-37 | 71 22-94 
Noy. 1 20 15 37-0 1 71 28-88] 71 22-62) + 6-26 | 71 25-75 
Nov. 5 5 10 50-0 1 71 26-38] 71 22-00| + 4-38 | 71 24-19 
Noy. 8 20 15 49-6 1 71 31-38| 71 24-62| + 6-76 | 71 28-00 
Nov. 12 5 20 44-5 1 71 29-75| 71 26-37) + 3-38 | 71 28-06 
Noy. 15 20 20 28-5 1 71 23-38| 71 30-00| — 6-62 | 71 26-69 
Nov. 19 5 10 45-0 1 71 22-25) 71 26-00] — 3-75 | 71 24-12 
Nov. 22 20 20 36:3 1 71 26-00} 71 10-88) +15-12 | 71 18-44 
Nov. 26 6 45 1 71 32-25) 71 17-00| +15-25 | 71 24-62 % 
Nov. 29 20 20 45-0 1 71 18-88] 71 25-62| — 6-74 | 71 22-25 
This and the two following observations made 
Dec. 28 2 0 1 71 28-88] 71 17-75) +11-13 | 71 23-31 by Professor Forbes. 
Dec. 28 23 0 2 | 71 21-00| 71 33-00| —12-00 | 71 27-00 ite emall erie 2 the obser ae 
observing B. North. 
Dec. 29 0 10 71 16-38| 71 30-62) —14-24 | 71 23-50 
1842. 
Jan. 14 5 10 47-0 1 71 24-25) 71 17-62) + 6-63 | 71 20-94 
Jan. 17 20 20 38-0 1 71 27-00} 71 11-62) +15-38 | 71 19-31 
Jan. 24 20 10 39-0 1 71 26:50| 71 20-00) + 6-50 | 71 23-25 
Jan. 28 5 10 51-0 1 71 23-25| 71 25-50) — 2.25 | 71 24-38 
Jan. 31 20 15 45-0 1 71 23-88) 71 22-62) + 1-26 | 71 23-25 
Feb. 4 5 10 53-0 1 71 28-75| 71 22-88| + 5-87 | 71 25-81 
Feb. 7 20 20 45-0 1 71 31-25) 71 22-50) + 8-75 | 71 26-88 
Feb.11 5 15 53-0 1 71 27-62| 71 20-50| + 7-12 | 71 24-06 
Feb. 14 20 25 51-0 1 71 27-12| 71 23-88| + 3-24 | 71 25:50 
Feb.18 5 15 56-0 1 71 30-12) 71 26-88| + 3.24 | 71 28-50 
Feb. 21 20 20 40-0 1 71 24-62) 71 23-78| + 0-84 | 71 24-20 
Feb. 25 5 20 49-0 1 71 25-00| 71 26-50) — 1-50 | 71 25-75 
Mar. 4 5 20 55-0 1 71 27-00! 71 21-37| + 5-63 | 71 24-19 
Mar. 7 20 15 49-0 1 71 26-62) 71 21.25) + 5-37 | 71 23-94 
Mar.11 5 20 53-0 1 71 28-50} 71 18-62) + 9-88 | 71 23-56 
Mar. 14 20 30 50-0 1 71 26-50} 71 23-75| + 2-75 | 71 25-12 
