170 Observations on the Variation and Dip of the Needle. 
Observations on the Variation of the Needle., made during 
Kotzebue'' s Voyage of Discovery. 
Variation from 
Longitude. 
Latitude. 
Variation. 
Hansteen’s Chart. 
' 138 47 West. 
14T5'll'south. 
5 0 East. 5 
144 28 i 
14 57 20 
5 36 E. 
146 46 
15 20 
6 16 E. 
6 
148 41 
15 0 
5 37 E. 
64 
157 34 32" 
9 1 35 
8 28 E. 
175 27 55 
Equator, 
8 4E. 
10 
190 9 23 
11 11 20 North. 
11 18 E. 
11 
163 41 
66 16 39 
27 OE. 
27 
65 43 11 
23 OE. 
24 
171 12 30 
65 39 33 
24 45 E. 
24 
122 12 30 
37 48 33 
16 5E. 
13 
157 52 
21 17 57 
10 57 E. 
9 
190 6 50 
9 32 36 
11 OE. 
11 
189 43 45 
9 28 9 
11 38i E. 
11 
189 7 59 
8 54 21 
11 30 E. 
11 
188 50 25 
8 43 10 
10 50 E. 
11 
188 52 7 
11 11 E. 
11 
*188 48 
8 18 42 
11 58i E. 
11 
190 0 40 
10 17 25 
11 15 30 E. 11 
166 31 53 
53 52 25 
19 24 E. 
19 
169 39 21 
16 45 36 
9 47 E. 
91 
215 9 54 
13 26 41 
5 34 E. 
5 
The following are 
the only observations on 
the dip of the 
needle that are given by Captain Kotzebue. 
Longitude. 
Latitude. 
Observed 
Dip. 
Dip as existing in 
Hansteen’s Chart 
122 '’ 12 3oV. 
0 i a 
37 48 33 
62°46' 
0 
CO 
157 52 
21 7 57 
43 39 
32 
190 6 50 
9 32 36 
17 55 
4 
166 31 53 W. 
53 52 25 
68 45 
67 
We have added the dip from Hansteen’s chart, for 1780. 
Aut. XXXI. — Proceedings of the Royal Society (f Edinburgh. 
Nov. 5. 18S1.— --The Royal Society resumed its sittings for 
the ensuing session. 
* Sec this Journal, VoL lY, p. 363. 
