MERIDIAN ALTITUDES 
lxxxix 
OBSERVATIONS MADE ON BOARD THE HECLA, continued. 
Barometer 
Thermo- 
meter 
Obser- 
ver 
Latitude 
1819 
Observed Altitude 
Hecla’s Station 
Observatory 
REMARKS 
July 
S 
o 
37 
25 
14 O 
IN. 
29.87 
0 
+ 50 
p 
o 
74 
47 23.5 N 
o 
74 
47 
18.5 N 
14 
36 
36 
32 O 
29.76 
+ 55 
P 
74 
47 22.7 
74 
47 
17.7 
15 
36 
27 
02 O 
29.69 
+ 45 
p 
74 
47 27.4 
74 
47 
22.4 
17 
36 
07 
17.5Q 
29.79 
+ 57 
P 
74 
47 13.5 
74 
47 
08.5 
18 
35 
56 
45 Q 
29.83 
+ 46 
P 
74 
47 17.1 
74 
47 
12.1 
19 
36 
17 
09 0 
29.73 
+ 50 
P 
74 
47 32 
74 
47 
27 
24 
34 
46 
16 Q 
29.71 
+ 49 
P 
74 
47 24.6 
74 
47 
19.6 
25 
34 
33 
21. 5 Q 
29.74 
+ 43 
p 
74 
47 26.1 
74' 
47 
21.1 
1 
OBSERVATIONS MADE 
AT THE 
OBSERVATORY. 
July 
15 
36 
26 
39. IQ 
29.7 
+ 50 
B 
74 
47 55.3 
74 
47 
50.3 
Reflecting Circle, direct. 
16 
36 
18 
02.50 
29.84 
+ 54 
B 
74 
46 43.5 
74 
46 
38.5 
Ditto, inverted. 
18 
35 
57 
34 Q 
29.92 
+ 50 
B 
74 
46 33.1 
74 
46 
2S.1 
Ditto, inverted. 
19 
35 
45 
16 Q 
29.73 
+ 50 
B 
74 
47 59 
74 
47 
54 
Ditto, direct. 
22 
35 
11 
52 Q 
29.75 
+ 52 
B 
74 
46 42.1 
74 
46 
37.1 
Ditto, inverted. 
24 
34 
45 
46.6 0 
29.75 
+ 50 
B 
74 
47 58.4 
74 
47 
53.4 
Ditto, direct. 
Mean of Thirty -nine Meridian Altitudes 
74 
47 19.36 
74 
47 
14.36 
