1002 
PROFESSOR J. A. EWIRG AND MISS H. G. KLAASSEN 
Ring IV.—continued. Small Cycles. 
Cycle (10). 
Cycle (11). 
Cycle (12). 
Cycle (13). 
1 
Cycle (14). 
1 
Cycle (15). 
H. 
B. 
H. 
; 
B. 
H. 
B. 
1 
! H. 
[ 
B. 
1 
H. 
B. 
H. 
1 
B. 
1-884 
927 
1 
1-687 
677 
1-400 
420 
! 
1-105 
263 
1 
0-825 
157 
0-320 
— 
43 
1-696 
906 
1-403 
644 
1-193 
401 
1 0-974 
251 
1 0-659 
140 
0-227 
34 ' 
1-537 
886 
1-118 
607 
0-981 
372 
0-827 
232 
0-547 
126 
0-158 
27 
1-204 
840 
0-8.34 
564 
0-756 
.341 
1 0-659 
209 
0-408 
108 
0 
6 
0-882 
787 
0-551 
512 
0-518 
304 
' 0-470 
186 
0-2.32 
85 
-0-172 
-18 ' 
0-573 
722 
0-276 
447 
0-265 
255 
i 0-254 
152 
0 
46 
-0-24.3 
-.31 
0-278 
647 
0-150 
418 ! 
0 
195 
i 0 
98 
-0-221 
5 
-0-320 
-43 , 
0-150 
610 
0 
373 1 
-0-221 
131 
-0-221 
49 
-0-331 
- 23 
0 
561 
-0-221 
299 : 
-0-441 
59 
!-0-441 
- 12 
-0-441 
- 50 
-0-236 
470 
-0-441 
208 
-0-662 
- 29 
'-0-662 
- 86 
-0-662 
-105 
■ 
-0-331 
429 , 
-0-551 
167 
-0-772 
- 80 
-0-882 
-172 
-0-825 
-157 
-0-441 
380 ; 
-0-662 
106 
-0-882 
-129 
-0-992 
-217 
-0-551 
327 
-0-772 
44 
-0-992 
-186 
-1-105 
-263 : 
-0-662 
261 
-0-882 
- 17 , 
-1-105 
-249 
-0-772 
195 
-0-992 
- 91 ; 
-1-213 
-319 
-0-882 
121 
-1-103 
-177 i 
-1-400 
-420 
-0 992 
43 
-1-213 
-264 1 
-1-103 
- 51 
-1-.324 
-363 i 
: -1-213 
-154 
-1-456 
-486 I 
! -1-324 
-272 
-1-544 
-568 
; -1-434 
-401 
-1-687 
-677 1 
-1-544 
-552 
-1-654 
-693 
-1-783 
-824 
! 
-1-884 
-927 
I 
From measurement of the curves of figs. 11 and 12, the following values of JHc/I 
and of the coercive force have been determined. 
Ring IY. —Thin Sheet Iron. Values of |H ell and Coercive Force. 
Number of cycle. 
Limits of H. 
Limits of B. 
Limits of I. 
Coercive force. 
1 
23-61 
14720 
1170 
16670 
2-66 
2 
17-20 
13760 
1093 
14830 
2-56 
3 
12-99 
12640 
1005 
12670 
2-46 
4 
8-89 
10880 
865 
9750 
2-31 
5 
6-45 
9030 
718 
6940 
2-12 
6 
4-93 
7250 
577 
4980 
1-94 
7 
4-01 
5710 
454 
3440 
1-79 
8 
3-24 
4160 
331 
2220 
1-62 
y 
2-32 
1800 
143 
660 
1-20 
10 
1-884 
- 927 
73-6 
225 
11 
1-687 
677 
53-7 
134 
12 
1-400 
420 
.33-3 
59 
13 
1-105 
263 
-20-9 
24 
14 
0-825 
157 
12-4 
8 
15 
0-320 
43 
3-4 
u*y 
_.i 
