Experiment 4. — Globe B. Thermometer A. March 11. 1859. 
Weight of water introduced =25-35 grains. 
Time. 
Thermometer. 
Cathetometer. 
Difference 
of level of 
columns. 
Eemarks. | 
' 1 
In steam. 
In oil. 
Inner column. buter column. 
h m 
inches. 
inches. 
inches. 
i 
2 5 
264 
294 
29-43 
19-86 
9-57 
A more abundant command of heat was 
2 10 
264 
29-34 
19-90 
9-44 
obtained in this than in preceding 
2 15 
264 
29-41 
19-83 
9-58 
experiments. > 
2 20 
264 
29-33 
19-86 
9-47 
2 25 
264 
285 
29-37 
19-81 
9-56 
2 40 
264 
29-30 
19-86 
9.44 
2 45 
264 
291 
29-34 
19-86 
9-48 
2 51 
261 
294 
27-30 
20-65 
3 2 
261 
26-90 
20-71 
6-19 
3 5 
261 
27-02 
20-66 
6-36 
3 8 
261 
26-98 
20-70 
6-28 
3 14 
261 
26-95 
20-71 
6-24 
3 17 
261 
26-89 
20-71 
6-18 
i 
3 22 
261 
26-94 
20-71 
6-23 
3 27 
261 
26-90 
20-71 
6-19 
3 35 
261 
286 
26-91 
20-71 
6-20 
« 
4 0 
259 
25-57 
21-18 
4-39 
Interrupted for a short time. 
4 35 
259 
25-67 
21-10 
4-57 
4 43 
259 
290 
25-50 
21-12 
4-38 
4 55 
259 
25-54 
21-18 
4-36 
4 68 
259 
25-54 
21-14 
4-40 
5 3 
259 
25-52 
21-11 
4-41 
5 16 
257 
290 
24-16 
21-54 
2-62 
5 20 
257 
24-16 
21-55 
2-61 
5 25 
257 
24-25 
21-51 
2-74 
5 30 
257 
24-16 
21-54 
2-62 
5 35 
257 
24-16 
21-53 
2-63 
5 40 
257 
300 
24-16 
21-51 
2-63 
6 50 
255 
23-35 
21-76 
1-59 
6 0 
255 
23-32 
21-71 
1-61 
6 5 
255 
23-35 
21-71 
1-64 
6 10 
255 
23-36 
21-70 
1-66 
6 20 
253 
23-14 
21-79 
1-35 
! 
! 
6 23 
253 
23-14 
21-79 
1-35 
i 
6 27 
263 
23-14 
21-80 
1-34 
I 
6 30 
253 
23-17 
21-79 
1-38 
6 35 
251 
23-16 
21-78 
1-38 
6 40 
251 
23-12 
21-77 
1-35 
6 45 
251 
23-14 
21-79 
1-35 
Summary of Column Determinations. 
Thermo- 
meter, 
Fahr. 
Catheto- 
meter, 
inner 
column. 
Difference 
of level of 
columns. 
Number 
of deter- 
minations 
averaged. 
Tempe- 
ratm-e, 
corrected 
for 
pressure. 
Capacity 
of globe, 
in grains 
of water 
at 39°T. 
Difference 
of level of 
columns, 
corrected 
to 32 °. 
Else of 
colmnu 
from 
point of 
maximum 
descent. 
Pressure of 
saturated 
steam, in 
inches of 
merem-y. 
Pressure of 
steam in 
globe, 
in inches 
of mercury. 
Specific 
volume of 
steam in 
globe, 
corrected 
for ex- 
pansion of 
gla.ss. 
251 
inches. 
23-14 
inches. 
1-36 
3 
250-66 
19206-4 
inches. 
1-34 
inches. 
61-52 
61-52 
759-44 
253 
23-15 
1-36 
4 
252-64 
19206-4 
1-34 
63-86 
63-86 
759-44 
255 
23-34 
1-62 
4 
254-62 
19196-4 
1-60 
0-26 
65-89 
65-63 
759-06 1 
257 
24-17 
2-64 
6 
256-60 
19154-1 
2-59 
1-25 
68-17 
66-92 
/5/-45 
259 
25-56 
4-42 
• 6 
258-58 
19082-5 
4-32 
2-98 
70-52 
67-54 
754-62 ' 
261 
26-93 
6-23 
8 
260-54 
19012-3 
6-10 
4-76 
72-90 
68-14 
751-87 1 
264 
29-37 
9'52 
7 
263-51 
18878-0 
9-30 
7-96 
76-64 
68-68 
746-70 
