the mean Denfity of the Earth. 
77i 
5. For the fines below o in the N.W* quarter, 
Sum of 
Perp. 
„ . „ 
Sum of 
Diff. 
Rings. 
Radii. 
Sum of 
Tang. 
1 
2 
3 
4 
5 
6 
7 
8 
9 
10 
11 
12 
6 
3667 
*45 
0*040 
i 
7 
4333 
970 
224 
1 - 
8 
5000 
2370 
47 + 
1 
9 
5667 
43 2 5 
763 
1 
1 
1 
1 
1 
1 s 
10 
6 333 
59 IQ 
933 
1 
1 
1 
1 
1 
1 
1 6 
11 
7000 
7520 
1-074 
1 
1 
1 
1 
1 
1 
1 
1 7 
12 
7667 
9280 
1*210 
2 
1 
1 
1 
1 
1 
1 
1 
1 9 
J 3 
8333 
10140 
I*2I9 
2 
1 
1 
1 
1 
1 
1 
1 
1 
1 10 
14 
9000 
10700 
1*078 
1 
1 
1 
1 
1 
1 
1 
1 
1 
1 9 
*5 
9667 
11580 
1*198 
1 
1 
1 
1 
1 
1 
1 
1 
1 
1 
1 10 
16 
io 333 
11970 
1*159 
1 
1 
1 
1 
1 
1 
1 
1 
1 
1 9 
i 7 
1 1000 
12250 
1*105 
1 
1 
1 
t 
1 
1 
1 
1 
1 
1 
1 10 
18 
1 1667 
12280 
1-052 
1 
1 
1 
1 
1 
1 
1 
1 
1 
1 
1 10 
*9 
I2 333 
12750 
1*034 
1 
1 
1 
1 
1 
1 
1 
1 
1 8 
20 
13000 
13940 
1*072 
1 
1 
1 
1 
1 
1 
1 
1 
1 8 
13*635 zz i'um of the tangents. 
•101 — fum of the differences, 
1 3*534 zr fum of the lines. 
101 
6, For the fum of the fines below o in the N.E. quarter. 
1 1 
M 2 l 3 l 4 | 5 | 6 | 7 | 8|9 
10|ll| 
M- 
6 | 
3667 \ 
180 
0-049 1 1 1 II 1 1 II II 1 1 
7 | 
4333 1 
Il60 
268 1 1 1 II 1 1 1 II I II 
8 1 
5 000 1 
2980 
596 | | 1 1 II 1 1 1 II 
9 1 
5667 1 
5210 
919 
M*M 
1*1*1 
1 
1 
1 
1 1 
1 1 
5 
i° 1 
6333 1 
7300 
>*153 
*1*1*1 
;>hl 
hi 
1 
1 1 
1 1 
1 1 
6 
1 1 1 
7000 | 
9440 
i *349 
|l|2|2| 
2 | 1 
hi 
hi 
1 1 
1 
1 1 
10 
12 1 
7667 i 
I I46O 
1 ' 49 S 
| 2 | 2 j 2 j 
j 2 | 2 
hi 
hi 
hi 
hh 
1 1 
~*5 
13 1 
8333 1 
CM 
O 
CO 
0 
1-570 
1 1 *1*1 
hi 2 
hi 
1 1 
hh 
hh 
hi 
14 
*4 | 
9000 j 
13290 
1-477 
hhh 
hh 
h 
hi 
hh 
hh 
hi 
12 
l S 1 
9667 j 
12670 
I*3II 
1 1 1 1 1 1 1 
hi 
hi 
hi 
hh 
hh 
hi 
1 1 
16 1 
i °333 1 
12160 
1-177 
1 hi 1 
h 1 
hi 
1 
hi 
hi 
hi 
6 
*7 I 
I IOOO | 
0 
VO 
00 . 
1-077 
1 1 hi 
1 ! 
hi 
1 
hh 
1 hi 
hi 
6 
12*441 ~ fum of the tangents. 
*085 zr fum of the differences. 
•085 
12*356 z: fum of the lines. 
