OF THE MAGNETIC DECLINATION AT POINT BAEEOW. 
oil) 
Point Barrow, 1853; Lat. 71° 21' N. Long. 156° 15' W. Magnetic Declination. 
One Scale-division =2'*286. Increasing numbers denote increasing Easterly Declination. 
12 '-. 
ISi -. 
14>>. 
ISh . 
1G >'. 
17 ''. 
ISh . 
19 ''. 
20 ''. 
21 ''. 
22 ''. 
23 ''. 
Mean 
Point Barrow Time. 
sc. div. 
sc. div. 
sc. div. 
sc. div. 
sc. div. 
sc. div. 
sc. div. 
sc. div. 
sc. div. 
sc. div. 
sc. div . 
sc. div. 
D . 
* 92-3 
91-0 
1 
* 80-0 
♦ 83-0 
♦ 89-0 
♦ 90-0 
89-0 
84-0 
88-0 
86-0 
87-0 
93-0 
87-0 
2 
* 51-0 
♦ 94-0 
♦ 91-0 
♦ 87-0 
♦ 90-0 
♦ 101-5 
99-0 
98-0 
99-0 
104-0 
1000 
80-2 
3 
* 84-0 
88-0 
♦ 89-0 
♦ 91-0 
♦ 91-0 
* 90-0 
87-0 
88-0 
91-5 
91-0 
93-0 
93-0 
4 
♦ 102-0 
65-0 
♦ 99-5 
♦ 68-0 
♦ 95-0 
♦ 110-0 
♦ 99-0 
* 91-0 
♦ 100-0 
86-0 
93 0 
92-0 
f ) 
*95-0 
* 89-0 
♦ 93-5 
86-0 
86-0 
84-0 
88-0 
92-0 
84-0 
93-0 
106-0 
90-0 
6 
59-0 
77-0 
101-0 
154-0 
44-0 
93-0 
95-0 
103-5 
102-0 
90-3 
90-0 
90-0 
7 
93-0 
84-0 
8 
♦ 108-0 
* 74-0 
96-5 
97-2 
94-5 
101-0 
101-0 
102-0 
157-0 
112-0 
58-5 
9 
84-0 
♦(«) 
♦ 102-0 
104-0 
103-0 
102-0 
94-0 
* 97-2 
93-0 
91-0 
86-0 
95-0 
10 
95-0 
♦ 97-0 
♦ 96-0 
93-5 
102-0 
94-0 
96-3 
99-0 
102-5 
108-0 
86-0 
90 0 
11 
♦ 92-0 
89-0 
78-0 
♦900 
105-0 
132-0 
109-0 
141-0 
115-0 
80-0 
87-5 
102-0 
12 
* 88-0 
♦970 
♦ 93-2 
♦ 96-0 
♦ 90-0 
♦ 1 14-0 
* 100-0 
♦ 85-5 
♦ 95-5 
96-5 
108-5 
85-0 
13 
* 84-0 
♦ 72-0 
♦ 107-0 
♦ 95-0 
♦ 96-0 
* 95-0 
♦ 99-0 
♦ 97-0 
98-0 
95-0 
97-0 
92-0 
14 
* 90-0 
* 92-0 
15 
♦ 76-0 
♦ 64-0 
♦ 86-0 
* 87-0 
* 145-0 
♦ 99-0 
♦ 115-0 
♦ 89-0 
♦ 39-0 
81-0 
95-0 
16 
* 83-3 
♦ 85-2 
♦ 92-0 
♦ 92-0 
* 93-2 
♦ 95-0 
♦ 89-0 
♦ 99-0 
* 114-0 
♦ 103-0 
84-0 
82-0 
17 
* 84-0 
♦ 52-5 
♦ 102-0 
♦ 63-0 
84-0 
80-0 
102-0 
98-0 
96-2 
100-0 
97-5 
82-0 
18 
* 82*2 
♦ 82-3 
* 62-0 
♦ 71-0 
84-0 
83-8 
84-0 
84-7 
84-0 
84-5 
89-9 
82-0 
19 
* 92-0 
♦ 90-0 
♦ 86-0 
♦ 75-0 
♦ 104-0 
♦ 109-0 
* 121-0 
♦ 78-5 
79-0 
82-0 
86-0 
83-5 
20 
♦ 83*5 
80-0 
♦ 94-0 
84-0 
860 
88-0 
89-0 
83-0 
84-0 
85-0 
85-0 
82-0 
21 
81-1 
82-0 
22 
75-0 
82-0 
82-5 
84-0 
86-0 
92-0 
87-0 
89-0 
88-0 
89-0 
81-0 
23 
81-0 
* 89-0 
♦ 91-0 
♦ 96-0 
♦ 88-0 
♦ 94-0 
♦ 95-0 
95-0 
83-5 
89-0 
82-0 
75-0 
24 
82-5 
83-0 
84-0 
84-2 
84-0 
86-0 
87-5 
85-0 
84-0 
82-5 
86-0 
82-0 
25 
80-0 
* 73-5 
85-0 
84-0 
83-0 
84-0 
89-0 
85-0 
85-0 
81-0 
82-0 
84-0 
26 
* 72-0 
♦ 88-0 
♦ 78-5 
* 103-0 
♦ 108-5 
94-0 
93-0 
88-0 
92-0 
88-0 
85-0 
82-5 
27 
♦ 83-0 
♦ 82-0 
♦ 85-0 
* 80-0 
♦ 84-0 
♦ 86-0 
♦ 89-0 
♦ 87-0 
87-0 
94-0 
85-0 
86-0 
28 
69-0 
82-0 
29 
87-0 
87-0 
* 91-0 
* 88-0 
107-0 
91-0 
99-0 
88-2 
87-0 
92-0 
95-0 
30 
1 * 86-0 
86-0 
112-0 
89-0 
106-5 
89-0 
90-0 
95-0 
90-0 
89-5 
92-0 
89-0 
31 
♦ 73-5 
♦ 88-0 
* 73-0 
♦ 92-0 
♦ 86-0 
88-0 
127-0 
95-0 
87-0 
79-0 
80-0 
84-0 
1 
* 72-0 
♦ 94-0 
♦ 98-2 
* 97-5 
94-0 
96-0 
93-0 
90-0 
86-0 
88-0 
86-0 
91-0 
2 
* 94-0 
♦ 88-0 
* 88-0 
♦ 116-0 
♦ 141-0 
♦ 95-0 
* 95-0 
113-0 
104-0 
94-5 
96-0 
83-0 
3 
86’5 
83-0 
79-0 
76-5 
88-0 
87-0 
95-0 
105-0 
102-0 
130 0 
72-0 
82-0 
4 
* 85-0 
♦ 63-0 
5 
♦ 88-0 
♦ 86-0 
♦ 92-0 
♦ 89-0 
♦ 95-0 
♦ 93-0 
99-0 
89-0 
88-0 
87-5 
86-0 
6 
73-0 
90-0 
♦ 83-0 
♦ 81-5 
♦ 95-0 
♦ 87-0 
82-0 
88-0 
106-0 
80-0 
83-0 
84-0 
7 
♦ 65-0 
♦ 72-0 
♦ 69-0 
♦ 66-5 
♦ 60-0 
♦ 83-0 
♦ 85-0 
87-0 
85-0 
86-0 
82-0 
81-0 
8 
♦ 105-0 
♦ 86-0 
♦ 82-0 
♦ 85-0 
♦ 84-0 
♦ 87-0 
♦ 75-0 
81-0 
80-0 
95-0 
92-0 
89-0 
9 
♦ 81*0 
♦ 80-0 
♦ 86-0 
♦ 78-0 
♦ 89-0 
♦ 91-0 
♦ 88-0 
♦ 96-0 
78-0 
83-0 
85-0 
80-0 
10 
♦ 72-5 
83-0 
♦ 78-0 
♦ 87-0 
♦ 96-0 
♦ 98-0 
♦ 91-0 
84-0 
85-0 
89-0 
87-0 
85-0 
11 
♦ 86-0 
♦ 84-0 
12 
♦ 74-0 
♦ 11 0-0 
♦ 81-0 
85-0 
♦ 67-5 
♦ 68-0 
♦ 126-0 
90-0 
93-0 
104-0 
59-0 
13 
* 80-0 
♦ 94-0 
♦ 78-0 
♦ 86-0 
84-0 
86-0 
89-0 
87-0 
85-5 
86-5 
85-0 
81-0 
14 
d 
* 87-0 
88-0 
83-0 
♦ 73-5 
97-0 
90-0 
95-0 
102-0 
115-0 
102-0 
86 0 
87-0 
15 
81-0 
94-0 
103-0 
114-5 
99-0 
96-0 
97*0 
93-0 
102-0 
111-0 
115-0 
83-0 
16 
Oi 
86-0 
85-0 
♦ 89-0 
* 86-0 
83-0 
88-5 
79-0 
73-0 
91-0 
83-0 
80-0 
82-0 
17 
85-0 
78-0 
♦ 85-0 
* 92-0 
* 94-0 
93-0 
85-0 
87-0 
83-0 
81-0 
86-0 
80-0 
18 
* 65-0 
♦ 78-5 
19 
99-5 
♦ 114-0 
* 84-0 
87-2 
91-0 
98-0 
102-0 
108-0 
69-5 
98-0 
100-0 
20 
75-0 
86-0 
82-0 
81-0 
95-0 
98-7 
91-0 
96-0 
94-0 
102-0 
104-0 
98-0 
21 
t 
103-5 
70-0 
74-0 
86-0 
92-0 
95 0 
88-0 
89-0 
76-0 
75-0 
73-0 
74-5 
22 
80-0 
78-0 
83-0 
79-0 
78-5 
79-0 
84-0 
78-0 
80-0 
740 
78-0 
78-0 
23 
78-0 
82-0 
♦ 76-0 
♦ 64-0 
♦ 67-0 
* 96-0 
93-0 
88-0 
95-0 
96-2 
84-0 
84-0 
24 
80-2 
* 80-0 
♦ 84-0 
♦ 80-0 
♦ 91-0 
90-0 
820 
84-5 
94-1 
100-8 
78-0 
78-0 
25 
83-0 
82-0 
26 
104-0 
91-0 
93-0 
96-0 
92-0 
96-0 
110-0 
100-0 
105-0 
85-0 
85-0 
27 
♦ 89-0 
* 89-0 
♦ 89-0 
♦ 87-0 
85-0 
102-0 
94-0 
92-0 
92-0 
70-0 
86-0 
75-0 
28 
(a) Off Scale East, 
