46 
MR. S. W. J. SMITH ON THE THERMOMAGNETIC ANALYSIS OF 
Nickel Steel. 
Number 
of 
experiment. 
Temperature. 
166-4 
(H = 0-434) C.G.S. 
Number 
of 
experiment. 
Temperature 
°C. 
°C. 
1 
3-5 
1-195 
r 49 
14 
f 2 
15-5 
1-215 
50 
749 
3 
163 
1-385 
51 
655 
1 
4 
402 
1-365 
52 
571 
_ 5 
538 
2-465 
1 
53 
466 
f 6- 
15 
1-41 
54 
367 
7 
548 
2-58 
55 
272 
8 
698 
1 -81 
56 
106 
J 
9 
770 
— 
[57 
14 
10 
639 
0-44 
58 
366 
11 
533 
1-89 
59 
598 
l 12 
280 
1-39 
60 
388 
r 13 
12-5 
1-125 
61 
595 
14 
493 
1-935 
62 
389 
1 
.15 
641 
4-90 
63 
14 
r 1 6 
13 
1-235 
r 64 
603 
< 
17 
251 
1-65 
65 
516 
18 
386 
2-275 
66 
349 
19 
13-5 
1-265 
f 67 
12 
20 
789 
0-05 
68 
603 
20 a 
799 
0-015 
69 
613 
20 b 
811 
— 
r 70 
13 
J 
1 
21 
671 
0-043 
< 
71 
624 
22 
573 
2-40 
72 
642 
23 
514 
2-395 
f 73 
12-5 
24 
387 
1-85 
74 
671 
25 
253 
1-615 
75 
689 
[ 26 
15-5 
1 • 255 
-< 
76 
558 
27 
252 
1-575 
77 
454 
28 
367 
1-80 
78 
312 
29 
470 
1-97 
79 
14 
30 
532 
2-84 
80 
— 
31 
594 
4-45 
81 
13 
r 32 
14-5 
1-415 
r 82 
328 
33 
489 
2-685 
83* 
663 
[34 
608 
4-99 
1 
84 
554 
35 
13-5 
1-43 
f85 
14-5 
36 
706 
12-61 
86 
558 
- 
37 
639 
L 2 * 42 
2-77 
87 
662 
38 
554 
2-185 
88* 
14-5 
39 
468 
1-60 
f 89 
602 
40 
368 
1-49 
41 
202 
1-165 
J 90 
683 
r 42 
13 
0-95 
91 
597 
< 
43 
365 
1-355 
92 
664 
44 
574 
3-65 
93* 
10 
f 45 
14 
1 -095 
r nt 
46 
166 
1-315 
94 
624 
< 
47 
384 
1-92 
i 
95 
686 
L48 
570 
374 
L96 
620 
i 1 
466-4 
('H = 0-434)C.G.S. 
•145 
■395 
■76 
■ 705 
•49 
•38 
•245 
•06 
•97 
•37 
•03 
•875 
•09 
•96 
•11 
•26 
■925 
•875 
•11 
•39 
•62 
•10 
•99 
•46 
•045 
•72 
•53 
•90 
•80 
•39 
•85 
•845 
•845 
•39 
•24 
•55 
•945 
•985 
•95 
•84 
•925 
•65 
•60 
•52 
•09 
•34 
•765 
•88 
•91 
•005 
•33 
* After each of these experiments the temperature of the ring was raised to about 850° C., at which 
the permeability was imperceptible. 
