19 
Date. 
Weight of 
mouse. 
Remarks. 
January 9, 1905 
Grams. 
17.92 
Oats soaked in a 5 per cent solution of hydrated 
chloral. 
January 13, 1905 
15.45 
January 16, 1905 
14. 13 
January 22, 1905 
13.71 
4.1 milligrams acetonitrile (0.3 milligram per 
gram). Survived. 
— 
July 18, 1904 
24.38 
Oats in 5 per cent solution of hydrated chloral. 
July 26^ 1904 
22.41 
August 5, 1904 
20. 62 
August 9, 1904 
20.96 
6.29 milligrams acetonitrile (0.3 milligram per 
gram). Survived. 
(Control mice on alcohol, increased up to 45 per cent, died from 
0.22 milligram per gram.) 
The latter mouse was now placed upon ethyl alcohol : 
Date. 
Weight of 
mouse. 
Remarks. 
August 10, 1904 
Grams. 
5 per cent alcohol in oats. 
Alcohol increased to 15 per cent. 
Alcohol increased to 25 per cent. 
August 15, 1904 
21.11 
August 25, 1904 
August 26, 1904 
20. 70 
August 31, 1904 
20. 92 
Alcohol increased to 35 per cent. 
September 14, 1904 
18.05 
October 20, 1904 
19.20 
November 2, 1904 
19.56 
4.3 milligrams acetonitrile (0.22 milligram per 
gram). Died in 3 hours 50 minutes. 
In the following experiments the difference between the effect of 
alcohol and hydrated chloral is still more marked. 
Date. 
Weight of 
mouse. 
Remarks. 
May 31, 1904 
June 6, 1904 
Grams. 
19.82 
19.72 
18.32 
19.55 
18.54 
19.71 
19.71 
Oats in 25 per cent alcohol. 
2.95 milligrams acetonitrile (0.15 milligram 
per gram). Died in 3 hours. 
June 13, 1904 
June 20, 1904 
June 27, 1904 
July 5, 1904 
July 7 1904 
Another mouse of the same lot was placed upon oats soaked in a 
5 per cent solution of hydrated chloral. 
Date. 
Weight of 
mouse. 
Remarks. 
May 31, 1904 
Grams. 
16.38 
15.56 
15.37 
14.60 
13.73 
13.50 
13.50 
Oats in 5 per cent hydrated chloral. 
4.73 milligrams acetonitrile (0.35 milligram 
per gram). Survived. 
June 6, 1904 
June 13, 1904 
June 20, 1904 
June 27, 1904 
July 5, i0O4 
July 6' 1904 
