214 
Proceedings of the Koyal Society of Edinburgh. 
Nickel. 
Length = 
Area of cross-section = 
Elongation weight = 
Total load on wire = 
Load per sq. mm. = 
97*82 cms. 
0*001195 sq. cm. 
700 grams. 
1*5 kilos. 
12*5 kilos. 
Table I. — First Cycle. 
[Sess. 
No. 
Temp. 
Elongation for 
700 grams. 
No. of 
Observations. 
M. 
1 
16°0 C. 
*04022 cm. 
8 
13*98 xlO 11 
2 
22-3 
•03969 
9 
14*17 
3 
28-6 
*03878 
9 
14-50 
4 
337 
•03830 
8 
14-68 
5 
40T 
•03799 
10 
14-80 
6 
48*4 
•03776 
8 
14-89 
7 
53*2 
•03771 
9 
14-91 
8 
59*8 
•03774 
9 
14-90 
9 
68-5 
•03792 
8 
14-83 
10 
79*1 
•03838 
8 
14-65 
11 
92-9 
•03916 
10 
14-36 
12 
103-6 
•03965 
9 
14T5 
13 
117*4 
•04011 
8 
14-02 
14 
130-7 
•04086 
7 
13-76 
15 
139-0 
•03771 
7 
1367 
16 
152-6 
•03774 
6 
1355 
17 
143-5 
•03792 
6 
1356 
18 
132-7 
•03838 
6 
1363 
19 
125-4 
•03916 
6 
13-68 
20 
114*3 
•03965 
6 
13-82 
21 
102-9 
•04039 
8 
1392 
22 
94-6 
•04005 
6 
14-04 
23 
83-0 
•03966 
6 
14T8 
24 
75-8 
•03921 
9 
14-34 
25 
61-3 
•03882 
9 
14-49 
26 
52-7 
•03884 
8 
14-48 
27 
44-2 
•03897 
5 
14-43 
28 
38-1 
•03930 
5 
14-32 
29 
29-6 
•03963 
7 
14-19 
30 
23-5 
•04000 
6 
14-06 
31 
I 
16-2 
•04048 
9 
13-89 
Table II. — Final Cycle for 1*5 Kilos. 
No. 
Temp. 
Elongation for 
700 grams. 
No. of 
Observations. 
M. 
1 
10°6 C. 
*04178 cm. 
7 
13-46 xlO 11 
2 
16-7 
•04014 
7 
14-01 
3 
23-6 
•03900 
9 
14*42 
4 
30-1 
•03817 
9 
14-73 
