lxxxviii 
APPENDIX 
OBSERVATIONS MADE ON BOARD THE HECLA. 
1819 
Observed Altitude 
Barometer. 
Thermo- 
meter. 
Obser- 
ver 
Latitude 
REMARKS 
Hecla’s 
Station 
Observatory 
o 
/ 
„ 
IN. 
o 
o 
// 
/ 
o 
/ 
f R.eflprtino- Circle & Revel, 
October 5 
10 
56 
00 
O 
29.4 
+ 4 
B 
74 
47 
22.5 N 
74 
47 
17.5 N 
{ an Index error allowed. 
14 
7 
01 
00 
O 
30.0 
— 4 
B 
74 
47 
53.8 
74 
47 
48. S 
Reflecting Circle, direct. 
20 
4 
53 
03 
Q 
29.9 
— 13 
B 
74 
46 
53.7 
74 
46 
48.7 
Ditto, inverted 
29 
53 
50 
53 
29.7 
— 28 
S 
74 
47 
15.7 
74 
47 
10.7 
a Lyrse. Repeating Circle. 
1820 
March 
7 
9 
58 
39 
g 
29.18 
— 2 
P 
74 
46 
51.1 
74 
46 
46.1 
' 
5? 
10 
30 
23.6 D 
29. IS 
+ 2 
B 
74 
47 
01.9 
74 
46 
56.9 
23 
16 
14 
35 
g 
29.98 
— 22 
P 
74 
47 
00.5 
74 
46 
55.5 
April 
17 
25 
37 
48 
g 
30.1 
- 9 
P 
74 
47 
44.4 
74 
47 
39.4 
18 
25 
59 
17 
g 
30.3 
— 5 
P 
74 
47 
OS. 4 
74 
47 
03.4 
59 
26 
31 
0 
0 
30.3 
— 5 
B 
74 
47 
16.6 
74 
47 
11.6 
21 
27 
00 
53 
g 
2S.78 
— 1 
P 
74 
47 
04.2 
74 
46 
59.2 
2S 
29 
17 
25 
g 
30.64 
+ 11 
P 
74 
47 
05.5 
74 
47 
00.5 
95 
29 
49 
00 
0 
30.64 
+ 11 
B 
74 
47 
16.5 
74 
47 
11.5 ' 
May 
14 
33 
43 
27 
g 
30.4 
+ 14 
P 
74 
47 
20.5 
74 
47 
15.5 
15 
33 
57 
28 
g 
30.35 
+ 18 
P 
74 
47 
39.2 
74 
47 
34.2 
55 
34 
29 
20 
o 
30.35 
+ 19.5 
B 
74 
47 
26.1 
74 
47 
21.1 
16 
34 
11 
47.5 Q 
30.31 
+ 1S 
P 
74 
47 
10.5 
74 
47 
05.5 
June 
5 
37 
35 
00.5 Q 
29.55 
+ 38 
B 
74 
47 
14.8 
74 
47 
09.8 
15 
3S 
50 
17 
0 
29.78 
+ 37 
P 
74 
47 
41.6 
74 
47 
36.6 
23 
38 
25 
00 
g 
30.0 
+ 45.5 
P 
74 
47 
17.4 
74 
47 
12.4 
July 
5 
37 
44 
29 
g 
29.83 
— 43 
P 
74 
47 
18.9 
74 
47 
13.9 
59 
37 
44 
25 
g 
29. S3 
+ 43 
B 
74 
47 
22.9 
74 
47 
17.9 
7 
37 
32 
01 
g 
29.86 
+ 56 
P 
74 
47 
23.4 
74 
47 
18.4 
99 
38 
04 
05 
0 
29. S6 
+ 50 
B 
74 
46 
48.1 
74 
46 
43.1 
Reflecting Circle, inverted. 
8 
37 
24 
39 
o 
29.87 
+ 50 
B 
74 
47 
58.5 
74 
47 
53.5 
Ditto, direct. 
