596 DE. A. DUPEE AND F. J. M. PAGE ON THE SPECIFIC HEAT AND OTHEE 
Table III. (continued). 
c. Spirit 20 per cent. Sp. gravity 0*9716. 
Experiment. 
r. 
T. 
t. 
r. 
V. 
e. 
N. 
32. 
19-0 
98*2 
17*049 
18-549 
0-002 
1-502 
54-148 
33. 
20-0 
98-7 
18-281 
19*767 
0-006 
1-492 
54-018 
Mean value of N 54*083. 
Specific heat of 20 per cent, spirit 104*83. 
d. Spirit 30 per cent. Sp. gravity 0*9578. 
Experiment. I 
t". 
T. 
t. 
t'. 
V . 
e. 
K 
34. 
19*0 
98-4 
17*923 
19-450 
0-010 
1-537 
53-191 
Specific heat of 30 per cent, spirit 103*10. 
e. Spirit 40 per cent. Sp. gravity 0*9396. 
Expei-iment. 
t". 
T. 
t. 
f. 
V. 
e. 
N. 
35. 
20-5 
98-42 
18-070 
19*719 
0-008 
1-657 
50-102 
36. 
17*0 
98-44 
16-058 
17-762 
0-006 
1-710 
49-766 
37- 
18-0 
98-60 
16-783 
18-774 
0-009 
1-692 
49-958 
Mean value of N 49*942. 
Specific heat of 40 per cent, spirit 96*805. 
f. Spirit 45 per cent. Sp. gravity 0*9292. 
Experiment. 
t". 
T. 
t. 
t'. 
V. 
e. 
N. 
38. 
19*5 
98-2 
18-032 
19*757 
0-002 
1*727 
48-430 
39. 
20-0 
98-2 
18-456 
20*154 
0-004 
1-702 
48-897 
40. 
20-0 
98-4 
18-244 
19*970 
0-000 
1-726 
48-456 
Mean value of N 48*594. 
Specific heat of 45 per cent, spirit 94*192. 
g. Spirit 50 per cent. Sp. gravity 0*9184. 
Experiment. 
t". 
T. 
t. 
f. 
V . 
e. 
N. 
41. 
19*2 
98-3 
17*771 
19*579 
0-008 
1-816 
46-743 
42. 
19*8 
98-4 
18-273 
20-052 
0-016 
1*795 
47-068 
43. 
19-6 
98*3 
18-117 
19*918 
0-018 
1-819 
46-462 
Mean value of N 46*758. 
Specific heat of 50 per cent, spirit 90*633. 
