OJi THE MAGNETIC QUALITIES OF IRON. 
1001 
Ring IV. — Thin Sheet Iron. 
Cycle (1). ■ ! 
Cycle (2). 
I 
Cycle (3). 
Cycle (4). 
Cycle (5). 
H. 
B. 
H. 
B. 
H. 
1 
1 
B. 
1 
H. 
B. 
H. 
B. 
•23'61 
i 
14720 
17-20 
13760 
12-99 
i 
12640 
8-89 
10880 
6-45 
9030 
15'‘25 
14220 
11-33 
13420 
9-38 
12410 
7-02 
10740 
4-63 
8830 
10T3 
13790 
8-35 
13090 
7-26 
12170 
5-80 
10610 
3-24 
8630 
4-97 
12960 
4-63 
12420 
4-36 
11710 
3-78 
10280 
2-19 
8370 
2-93 
12260 
2-76 
11890 
2-66 
11170 
2-39 
9940 
1-33 
8100 
0 
10590 
0 
10290 
! 1-46 
10700 
0 
8730 
0 
7430 
- 0-68 
9990 
- 0-68 
9660 
0 
9770 
-0-85 
7930 
-0-68 
6830 
- F19 
9320 
- 1-36 
8750 
- 0-73 
9100 
-1-71 
6520 
-1-36 
5890 
- 1'71 
8420 
- 2-05 
6880 
- 1-36 
8200 
-2-39 
26.50 
-2-05 
3420 
- 2-39 
4980 
- 2-73 
1870 
- 2-05 
6220 
-2-90 
- 1020 
-2-73 
-1250 
- 2-90 
1370 
- 3-41 
- 2070 
- 2-73 
1.350 
-3-41 
- 3750 
-3-41 
— 4460 
- 3-41 
- 1570 
- 4-09 
- 4740 
- 3-41 
- 2520 
-4-26 
- 6220 
-4-09 
-6190 
- 4-26 
- 4690 
- 4-78 
- 6480 
- 4-09 
- 5120 
-5-15 
- 7430 
! -4-78 
-7200 
- 5-12 
- 6780 
- 5-46 
- 7880 
- 4-78 
- 6800 
-6-48 
- 9300 
-5-63 
-8300 
- 5-97 
- 8250 
- 6-14 
- 8750 
- 5-80 
- 8470 
-7-47 
- 9980 
-6-45 
-9030 
- 6-82 
- 9250 
- 6-82 
- 9420 
- 6-82 
— 9540 
-8-89 
-10880 
- 8-53 
-10720 
- 8-53 
-10820 
- 8-53 
-10810 
-10-92 
-11840 
1 -10-24 
-11760 
-10-24 
-11670 
-13-65 
-12920 
-11-94 
-12420 
-12-04 
-12.340 
1 
-20-57 
-14520 
-13-65 
-12960 
-12-99 
-12640 
■ 
-23-61 
-14720 
-17 20 
-13760 
i 
1 
i 
Cycle (6). i 
Cycle (7). 
; Cycle (8). 
Cycle (9). 
H. 
B. 
H. 
B. 
H. 
B. 
H. 
B. 
4-93 ■ 
7250 
4-01 
5710 
3-24 
4160 
2-32 
1800 
3-78 
7120 
2-49 
5510 
2-19 
4020 
1-36 
1670 
2-80 
6980 
1-81 
5380 
1-63 
3920 
0-75 
1530 
1-95 
6780 
0-85 
5080 
0-82 
3690 
0 
1270 
1-22 
6580 
0 
4640 
0 
.3360 
-0-78 
800 
0 
6010 
-0-85 
4000 
-0-73 
2790 
-1-19 
400 
-0-82 
5310 
-1-71 
2430 
-1-36 
1980 
-1-36 
130 
-T71 
3710 
-2-05 
500 
-1-71 
1080 
-1-71 
- 600 
-2-39 
- 430 
-2-39 
-1.500 
-2-05 
- 650 
-2-05 
-1330 
-3-07 
-3840 
-2-73 
-3040 
-2-.39 
-2150 
-2-32 
-1800 
-3-75 
-5580 
-.3-07 
-4040 
-2-73 
-3190 
-4-43 
-6.580 
-3-41 
-4780 
! -3-24 
-4160 
-4-93 
-72.50 
-4-01 
-5710 
i 
1 
6 M 
Mncccxclii.— A. 
