336 
DR. E. H. GRIFFITHS AND MR. EZER GRIFFITHS ON THE 
Table XII.-—Lead. (Atomic Weight: 207T.) 
I. 
IT. 
III. 
IV. 
V. 
T. 
Specific heat. 
C p (experimental). 
C p (curve). 
Difference. 
118-6 
0-02867 
5-94 
5-93 
+ 0-01 
166-3 
0-02903 
6-01 
6-02 
-o-oi 
254-4 
0-02989 
6-19 
6-22 
-0-03 
273-1 
0-03020 
6-25 
6-26 
-0-01 
301-5 
0-03053 
6-32 
6-33 
-0-01 
324-1 
0-03073 
6-36 
6-38 
-0-02 
340-5 
0-03102 
6-42 
6-41 
+ 0-01 
370-6 
0-03127 
6-48 
6-48 
— 
Table XIII. — Sodium. (Atomic Weight: 23.) 
I. 
II. 
III. 
IV. 
Y. 
T. 
Specific heat. 
(experimental). 
C p (curve). 
Difference. 
Annealed. 
123-3 
0-2466 
5-67 
5-67 
155-2 
0-2586 
5-95 
5-93 
+ 0-02 
179-3 
0-2619 
6-02 
6-06 
-0-04 
210-5 
0-2707 
6-23 
6-23 
— 
270-6 
0-2826 
6-51 
6-51 
— 
273-1 
0-2829 
6-51 
6-52 
-o-oi 
305-9 
0-2910 
6-69 
6-69 
— 
322-4 
0-2952 
6-79 
6-79 
— 
340-9 
0-3019 
6-94 
6-94 
— 
352 • 2 
0-3083 
7-09 
7-09 
— 
358-7 
0-3171 
7-29 
7-28 
+ 0-01 
363-1 
0-3209 
7-38 
7-39 
-o-oi 
368-6 
0-3258 
7-49 
7-49 
— 
Molten State. 
373-9 
0-3234 
7-44 
7-44 
376-2 
0-3232 
7-43 
7-43 
— 
390-1 
0-3217 
7-40 
7-40 
— 
400-6 
0-3205 
7-37 
7-37 
— 
411-6 
0-3189 
7-34 
7-34 
— 
1 
