t>8 
HINT’S TO TEaVELLEES, 
(B.)—Table giving the Lineal Value in Miles of A Degree of ArO 
MEASURED ALONG THE MERIDIAN. 
Mean 
Latitude. 
Meridional 
D( grees in 
Miles. 
Difference. 
Mean 
Latitude. 
Meridional 
Degrees in 
M iles. 
0 
0 
68*7027 
* 
0 
23 
68-8072 
1 
68-7029 
6 
24 
68-8160 
2 
68-7035 
25 
68-8250 
3 
68-7045 
26 
68834 3 
4 
68-7060 
15 
18 
27 
68-8439 
5 
68*7078 
28 
68-8537 
6 
68-7101 
23 
29 
68-8638 
7 
68-7128 
27 
3 o 
68•8740 
8 
68-7159 
3 * 1 
3 i 
68-8845 
9 
68-7194 
35 
32 
68-8952 
JO 
68-7235 
39 
33 
68-9061 
11 
68-7276 
43 
34 
68-9171 
12 
68-7322 
46 
35 
68 ' 92 , 3 
iJ 
68-7373 
5 1 
36 
68-9397 
14 
68-7427 
54 
58 
62 
37 
689511 
15 
68-7485 
38 
68-9628 
16 
68-7547 
65 
39 
68-9745 
17 
68-7612 
40 
68-9862 
18 
68-7680 
68 
4 i 
68*9982 
19 
68-7752 
7 2 
76 
78 
82 
42 
69-0101 
20 
68-7828 
4 > 
69-0220 
21 
68•7906 
44 
69-0341 
22 
68-7988 
84 
45 
69-0461 
23 
68-8072 
46 
69-0581 
DifFerer.ee. 
+ 
88 
90 
93 
96 
98 
101 
102 
105 
107 
109 
no 
112 
114 
1 r 4 
117 
117 
117 
120 
119 
119 
121 
120 
120 
