BAEU8.] PYRO-ELECTRIC PROPERTIES OF ALLOYS. 
Table 'tt.—rTemjjerature-coeJyicients of platinum alloys — Continued. 
10 3 
141 
No. 
T 
rt 
do^Ox!!)- a 
f 
20 
20 
0.783 
0.89 
1 
20 
100 
0.838 
Co.. 
20 
357 
0.986 
21 
20 
0.639 
1.57 
21 
100 
0.717 
21 
357 
0.929 
22 
21 
0.708 
0.74 
r 
22 
100 
0.749 
22 
357 
0.882 
23 
21 
0.797 
0.66 
Fe--< 
23 
100 
0.838 
23 
357 
0.968 
24 
21 
1.405 
0. 37 
24 
100 
1.446 
1 
24 
357 
1.575 
r 
25 
21 
0.536 
1.14 
25 
100 
0.583 
25 
357 
0.726 
26 
21 
0.791 
0.65 
Cr-.< 
26 
100 
0.831 
26 
357 
0.956 
27 
21 
0.963 
0.56 
27 
100 
1.005 
27 
357 
1. 125 
f 
28 
20 
0.392 
1. 55 
28 
100 
0.439 
28 
357 
0.585 
29 
19 
0.497 
1.27 
Sn~< 
29 
100 
0.547 
29 
357 
0.697 
30 
19 
0.848 
0.69 
30 
100 
0.895 
30 
357 
1. 038 
31 
15 
0.489 
0.85 
31 
100 
0. 524 
Al..< 
31 
357 
0.681 
32 
16 
0.408 
1.56 
32 
100 
0.460 
32 
357 
0.614 
33 
17 
0.488 
1.28 
33 
100 
0.539 
Mil..- 
33 
34 
357 
18 
0.680 
0.946 
0.52 
34 
100 
0.986 
I 34 
357 
0.091 
r 35 
1 35 
19 
0.302 
2.13 
100 
0. 352 
! 35 
357 
0.499 
Mo.. 
] 30 
19 
0.370 
1.76 
36 
100 
0.421 
<- 36 
357 
0. 57V 
0.74 
1.30 
0.74 
0.36 
1.06 
1.20 
0.66 
1.32 
1.50 
1.94 
(795) 
