210 
MU. W. TAIEBAIEX AKD ilE. T. TATE OX THE DEXSITT 
Experiment 1. — Globe G. Thermometers B and C. Xovember 16, 1859. 
Weight of water introduced =2-215 grains. 
Time. 
Thermometers 
in water-bath. 
Thermometer 
in mercury. 
Cathetometer. 
Difference 
of level of 
columns. 
B. 
C. 
Globe-stem. 
Mercury-bath. 
h m 
Fahr. „ 
Fahr. 
Fahr. ^ 
inches. 
inches. 
inches. 
4 35 
170 
170 
227 
29-28 
4-37 
24-91 
4 40 
170 
170 
222 
29-28 
4-37 
24-91 
4 43 
170 
170 
222 
29-28 
4-37 
24-91 
4 45 
170 
170 
226 
29-28 
4-37 
24-91 
5 20 
140 
140 
227 
29-54 
4-37 
25-17 
5 25 
140 
140 
228 
29-53 
4-37 
25-16 
5 28 
140 
140 
228 
29-56 
4-37 
25-19 
5 30 
140 
140 
228 
29-56 
4-37 
25-19 
5 50 
136 
1.36 
224 
29-64 
4-34 
25-30 
5 53 
136 
136 
224 
29-71 
4-34 
25-37 
5 55 
136 
136 
225 
29-67 
4-34 
25-33 
6 5 
133 
133 
226 
30-04 
4-34 
25-70 
6 10 
133 
133 
226 
30-06 
4-34 
25-72 
6 15 
132 
132 
228 
30-23 
4-34 
25-89 
6 17 
132 
132 
230 
30-22 
4-34 
25-SS 
6 19 
132 
132 
230 
30-22 
4-34 
25-88 
The barometer reading during this experiment (coi-rected to 32'^) was 30-15. 
Summary of Column Determinations. 
Tempe- 
rature, 
Fahr. 
Number 
of deter- 
minations 
averaged. 
Mean 
level of 
column in 
globe - 
stem, 
in inches. 
Capacity 
of globe, 
in grains 
of water 
at 39°-l 
Difference 
of level 
of columns, 
in inches. 
Difference 
of level 
of columns, 
corrected 
to 32°, 
in niches. 
Elastic 
force of 
steam in 
globe, in 
inches of 
mercm-y. 
Pressure of 
satiu-ated 
steam, in 
inches of 
mercury. 
Specific 
volume of 
steam in 
globe, 
corrected 
for ex- 
pansion 
of glass. 
132 
3 
30-22 
18289 
25-88 
25-42 
4-72 
4-72 
8265-3 
133 
2 
30-05 
18297 
25-71 
25-27 
4-87 
4-85 
8269-2 
136 
3 
29-67 
18310 
25-33 
24-90 
5-24 
5-25 
8275-3 
140 
4 
29-55 
18313 
25-18 
24-75 
5-39 
5-83 
8278-4 
170 
4 
29-28 
18322 
24-91 
24-48 
5-66 
12-16 
8284-4 
