the mean Denfity of the Earth. 
773 
1 8 - 
For the fum of the fines below 0 in the S.E 
. quarter. 
Rings. 
Radii. 
Sum of 
Dep. 
3-2 = 
Sum of 
Tang. 
1 
2 
3 
4 
5 
6 
7 
8 
9 
10 
I I 
12 
Sum of 
Diff. 
I 
333 t 
1510 
4 - 53 ° 
5 1 
5 1 
47 
43 
40 
35 
27 
21 
17 
*3 
I I 
1 
•357 
2 
1000 
4120 
4*120 
28 
28 
28 
28 
28 
27 
2 5 
21 
17 
*3 
8 
1 
252 
3 
1667 
6510 
3-906 
21 
21 
21 
21 
21 
21 
21 
1 9 
16 
r 3 
9 
1 
20s 
4 
2333 
8070 
3*459 
16 
16 
15 
i 5 
15 
H 
14 
13 
10 
6 
1 
150 
5 
3000 
8990 
2-997 
9 
9 
9 1 9 1 9 1 9 1 9 
9 
9 
8 
5 
1 
95 
6 
3667 
9280 
2 'S 3 I 
5 
5 
5 1 5 1 5 
sis 
5 1 6 | 6 
4 
1 
57 
7 
4333 
8440 
1-948 
2 
2 
2 
2 I 
2 
2 I 
2 
2 
3 1 4 
3 
1 
27 
8 
5000 
7490 1 
1-498 
1 
1 
1 
1 1 
1 
II 
1 
I 
>i 
2 
2 
1 
H 
9 
5667 
6630 | 
i I ’ I 7 ° 
*1 1 
1 
1 1 
ii 
1 
1 
1 
6 
10 
6333 
6070 | 
95 ^ 
>i 1 
ll 1 
1 1 
1 1 1 
5 
1 1 
7000 
5 1 10 1 
73 ° 
| 1 
1 1 1 
1 
1 
1 
1 
5 
12 
7667 
4210 1 
549 
ll 
1 
1 
1 
3 
*3 
8333 
3540 I 
425 
1 
I | 
1 
1 
1 
3 
14 
9000 
3370 1 
374 
1 
>1 
1 
1 
1 
3 
15 
9667 
3 ° 2 ° 1 
3*3 
1 
1 
1 
1 
1 
2 
16 
i °333 
2680 | 
259 1 
1 
1 
1 
2 
17 
I IOCO 
23 10 
210 | 
- 
1 
1 
1 
1 
1 
18 
11667 
197 5 
169 | 
1 
1 
1 
1 
1 
19 
I2 333 
1730 
uo 11 11 1 1 1 1 11 1 
1 
1 
20 
13000 
1520 
* 1 7 1 1 11 11 1 11 1 11 
r | 1 
30*403 — fum of the tangents. 
1*190 z= fum of the differences. 
29 213 = fum of the fines. 
•190 
9. For the fum of the fines 
above p in the N.W. quarter. 
1 0. For the fum of the fines 
above p in the N.E. quarter. 
4 | 2 333 1 10 1 ’°°4 | ~ 
1 1 333f I 10 | -030 | 
S 1 3°°° 1 IS 1 S 1 
2 | 1000 | 10 | IO | 
6 1 3 66 7 1 IS 1 4 I 
3 1 j66 7 1 IS 1 9 1 
7 4333 1 IS I 3 1 
4 I 2 333 1 60 | *6 | 
8 I S 00 ° 1 IS 1 3 1 
5 1 3 000 1 40 | 13 I 
[0 019 zr fum 
of the tangents, or fum of the fines, 
as they have no difference in this qua- 
drant. 
6 j 3667 | s| 2 | 
| 0*090 or fum 
of the tangents, or fum of the fines, 
they being equal in this quadrant. 
