or STEAM AT DIEEEEENT TEMPEEATURES. 
201 
Experiment 9. — Globe A. Thermometer B. October 14, 1859. 
Weight of water introduced =34*01 grains. 
Time. 
Thermometer. 
Cathetometer. 
Difference 
of level of 
columns. 
Eemarks. 
In steam. 
In oil. 
inner column. Outer column. 
h m 
inches. 1 
inches. 
inches. 
4 15 
289 
318 
24-13 ! 
12-12 
12-01 
Lamps lighted at 2 o’clock. Water 
4 17 
289 
24-30 ' 
12-10 
12-20 
boiling at 3 o’clock. 
4 20 
289 
24-22 ! 
12-12 
12-10 
4 25 
289 
24-29 1 
12-12 
12-17 
1 
4 27 
289 
24-20 
12-07 
12-13 
1 
4 30 
289 
316 
24-26 
12-06 
12-20 
4 47 
285 
314 
20-70 
13-63 
7-07 
4 49 
285 
20-75 
13-64 
7-11 
4 51 
285 
20-65 
13-63 
7-02 
4 53 
285 
20-65 
13-60 
7-05 
4 56 
285 
20-66 
13-60 
7-06 
5 0 
285 
315 
20-72 
13-64 
7-08 
5 5 
283 
18-82 
14-24 
4-58 
5 10 
283 
18-85 
14-22 
4-63 
5 14 
283 
18-84 
14-25 
4-59 
5 17 
283 
18-90 . 
14-25 
4-65 
5 19 
283 
18-90 
14-26 
4-64 
5 21 
283 
18-86 
14-29 
4-57 
5 30 
278 
16-65 
15-10 
1-55 
5 33 
278 
16-64 
15-10 
1-54 
5 35 
278 
16-66 
15-09 
1-57 
5 40 
274 
16-44 
15-11 
1-33 
5 42 
274 
16-50 
15-13 
1-37 
5 45 
• 274 
16-45 
15-10 
1-35 
5 50 
274 
1 16-43 
15-05 
1-38 
Summary of Column Determinations. 
Thermo- 
meter, 
Fahr. 
Catheto- 
meter, 
inner 
column. 
Difference 
of level of 
columns. 
Number 
of deter- 
minations 
averaged. 
Tempe- 
rature, 
corrected 
for 
pressure. 
Capacity, 
of globe, 
in gi-ains 
of water at 
39°T. 
Difference 
of level 
of columns, 
corrected 
to 32°. 
Eise of 
column 
from 
point of 
maximum 
descent. 
Pressure of 
saturated 
steam, in 
inches of 
mercury. 
Pressure of 
steam in 
globe, in 
inches of 
mercury. 
Specific 
volume of 
steam, 
corrected 
for ex- 
pansion of 
glass. 
inches. 
inches. 
inches. 
inches. 
289 
24-23 
12-13 
6 
288-25 
18040-1 
11-78 
10-45 
114-24 
103-79 
531-96 
285 
20-69 
7-06 
6 
284-32 
18235-4 
6-86 
5-53 
107*44 
101-91 
537-68 
283 
18-86 
4-61 
6 
282-34 
18319-7 
4-48 
3-15 
104-14 
100-99 
540-17 
278 
16-65 
1-55 
3 
277*43 
18415-4 
1-51 
0-18 
96-30 
96*12 
542-91 
274 
16-45 
1-36 
4 
273-48 
18423-8 
1-33 
90-35 
90*35 
543-17 
2 E 
MDCCCLX, 
