114 
MEASUREMENT OF HIGH TEMPERATURE*. 
Table 17. — Values of e 2 o in microvolts. 
WASHINGTON AND NEW HAVEN. 
[BULL. M 
T-t. 
100. 
200. 
300. 
400. 
500. 
600 
700. 
800. 
900. 
1000 
1100 
1200 
13C0 
1400 
1500 
No. 17,e2o = 
With 
zinc. 
Washing- Washing 
ton 
838 
1723 
2655 
3635 
4661 
5734 
6855 
8023 
9238 
10500 
11809 
13165 
14569 
16020 
17517 
Without zinc. 
ton. 
821 
1719 
2696 
3751 
4883 
6094 
7383 
8749 
10194 
11718 
13319 
16755 
18589 
20602 
New 
Haven. 
815 
1707 
2677 
3726 
4852 
6056 
7339 
8700 
10137 
11654 
13249 
14921 
16672 
18500 
20407 
No. 18, eao = 
With 
zinc. 
Washing- 
ton. 
830 
1708 
2632 
3603 
4620 
5G87 
6099 
7958 
9165 
10419 
11719 
13067 
14462 
15903 
17391 
Witbout zinc. 
Washing 
ton. 
New 
Haven. 
815 
1704 
2666 
3702 
4811 
5994 
7250 
8580 
9983 
11460 
13010 
14634 
1G331 
18102 
19046 
813 
1704 
2671 
3751 
4836 
6034 
7309 
8661 
10091 
11590 
13179 
14839 
16576 
18390 
20281 
No. 22, e?o = 
With 
zinc. 
Washing- 
ton. 
833 
1715 
2644 
3621 
4646 
5721 
6843 
8013 
9232 
10497 
11812 
13176 
14587 | 
16045 I 
17553 
Without zinc. 
Washing- 
ton. 
817 
1711 
2680 
3726 
4848 
6046 
7319 
8670 
10096 
11598 
13177 
14831 
16562 
19185 
20252 
New 
Haven. 
814 
1707 
2679 
3729 
4357 
6065 
7350 
8714 
10157 
11678 
13278 
14956 
16714 
18548 
20463 
WASHINGTON. 
T-t. 
100. 
200. 
300. 
400. 
500. 
600. 
700. 
800. 
900. 
1000 
1100 
1200 
1300 
1400 
1500 
No. 35, e20 = 
With zinc. 
832 
1743 
2733 
3801 
4950 
6177 
7482 
8868 
10331 
11875 
13497 
15335 
16978 
18837 
20775 
Without 
806 
1737 
2793 
3976 
5283 
C715 
8273 
9957 
11766 
13700 
15759 
17944 
20255 
22690 
25252 
No. 36, C2o = 
With zinc. 
Without 
833 
1745 
2734 
3801 
4948 
6154 
7476 
8825 | 
10316 
11855 
13470 
15163 
16936 
18789 
20698 
807 
1739 
2798 
'5982 
5254 
6729 
8291 
9980 
11792 
13732 
15808 
17988 
20307 
22749 
25319 
Nos. 19, 20, C2u 
With zinc. 
297 
600 
906 
1218 
1533 
1852 
2177 
2506 
2840 
3178 
3520 
Without 
305 
(J09 
010 
1210 
1507 
1S03 
2007 
2389 
2>;78 
2968 
:::54 
35:;9 
a =2. 944 
b=0. 000255 
(a=3.065) 
(b = -0.000093) 
Discussion of data. — The most satisfactory method of discussing the 
results of Table 17 will consist in first mapping out its data graphically, 
and inserting upon the loci so drawn those results of Table 16 which 
are the immediate consequences of experiment. I will first consider a 
comparison of the results of Chapter I and of Chapter II for such cases 
in which the calibration was carried forward about as far as 400°, the 
(768) 
