386 
APPENDIX NO. VI 
Notes to the preceding Geographical Positions. 
1 . 
LXVII. 
Cache Island. 
Position determined by Mr. Bonsall, 
from two sets of observations for latitude and 
two for longitude. The observations for latitude are: 
o 
f 
1854, June 14.. 
68 
J Double Altitude. 
Mean. 
15-5 
Index Error. 
3-5 
63 
12-0 
Altitude 0 centre. 
6-0 
1-42 
Parallax.. 
.+ 
0-12 
Correct Altitude. 
4-70 
17-07 
10 
47-63 Lat. 79° 12-37'. 
o 
r 
June 16.. 
. 0 67 
54-0 
0 68 
57-5 
G8 
25-75 
Index Error. 
3-90 
68 
21-85 
Altitude O centre. 
10-92 
_ . 
1-42 
Parallax. 
0-12 
Correct Altitude. 
9-62 
22-11 
10 
47-51 Lat. 79° 12-49'. 
LXXI. Cape William Wood. 
Position determined by Mr. Bonsall. The observations for latitude are: 
_o 
1854, Juno 7.O 68 
O 07 
r 
j Double Altitude. 
67 
42 
Index Error.. 
2-95 
• 
67 
39-05 
Altitude O centre. 
49-52 
Refraction. 
.— 
1-43 
Parallax... 
.+ 
0-12 
Correct Altitude. 
. 33 
48-21 
Declination. 
46-60 
11 1*61 Lat. 78° 58-39'. 
