the Point of Mercurial Congelation 
Thermometers compared. 
*M5 
■ i ■■ 
Year, 
Month, 
and 
Day. 
Hour. 
A. 
B. 
D. 
E. 
F. 
G. 
H. 
1782 
Mar. 20 
8 AM. 
- 4 
— 2 
4 4i 
4 Si 
— 0 
— 0 
- 6 
4 PM. 
+ 6 
4 - 8 
4 III 
4 io| 
+ 9 
4 8| 
4 2 
8 PM. 
+ 2 
4 - 4 
4 9 
4 8 
4 6 
4 6 
— 0 
21 
8 AM. 
+ 3 
4 - 5 
+ 10 
4 9 
4 7 
4 6 
— 0 
Noon 
+ 14 
4- 16 
+ 184 
4 17I 
417 
4 16 
4 9 
4 PM. 
+ 14 
4-16 
4 - 19 
+ 18 
4 19 
+ 18 
4 1 1 
8 PM. 
+ 12 
4 - 14 
+ 17 
+ 16 
4 15 
+ i 4 i 
4 9 
22 
Noon 
+ 12 
4-14 
+ J 7 
4 16 
4 16 
+ 15 
4 8 
4 PM. 
+ 14 
4 - 16 
+ 19 
4 i8 
+ 18 
+ 17 
4 11 
8 PM. 
d - 10 
4 - 12 
+ 16 
415 
4 14 
+ 14 
- 8 
2 3 
SAM. 
- 6 
- 4 
4* 3 
4 2 
— 1 
— 1 
- 7 
Noon 
4- 4 
4- 6 
4 1 1 
-j- IO 
4 9 
4 8f 
— 0 
8 PM. 
— 0 
4- 2 
4 7 
4 6 
4 4 
4 4 
— 2 
24 
SAM. 
— 0 
4- 2 
4 8 
+ 7 
+ 5 
4 4 
- 3 
I 
Experiment 
