EXPERIMENTS ON THE INFLUENCE OF SNAKE-POISON. 
101 
ceased. 5.30 p.m. —Heart ceased to beat in five hours and six 
minutes. The bladder was enormously distended. 
Experiment No. 35. 
12.32 p.m.— Hypodermically injected into a Dog weighing 
14 lbs., one-eighth of a grain of Cobra poison. 2.8 p.m. —Is 
slightly affected. 3.50 p.m.- —In the same state. 4.55 p.m.— 
Is restless ; all at once it fell over, became convulsed, and died 
at 5 p.m., in four hours and twenty-eight minutes. 
Expebiment No. 30. 
8.45 a.m.— Hypodermically injected one grain of Cobra 
poison into a Dog weighing 40 lbs. 10.30 a.m.— Is very rest¬ 
less. 11.40 a.m. —Is lying down on its side, the tongue is 
paralysed, and there is a great deal of salivation. 11.50 a.m. —Con¬ 
vulsed. 12.30 a.m.— Dead — in three hours and forty-five minutes. 
Experiment No. 37. 
9 a.m. —Hypodermically injected one-twelfth of a grain of 
Cobra poison into a Dog weighing 41| lbs. 11.45 a.m. —Looks 
slightly drowsy. 2 p.m. —In the same state. 5.30 p.m.— Has 
been vomiting. Is lying down and seems much distressed; is 
salivated. 8 p.m. —In the same state. 11 p.m. —In the same 
state; had taken very little food. 8.30 a.m. —Is lying down, 
occasionally vomiting, and is very drowsy; temperature 103°T. 
This animal is very quiet. 10 a.m. —In the same state. 1p.m.— 
Rather worse. 4 p.m. —Is still very drowsy. This animal 
ultimately recovered. 
Experiment No. 38. 
9.5 a.m. —Hypodermically injected into a Dog weighing 
17 lbs., one-sixteenth of a grain of Cobra poison 11.45 a.m. — 
Appears to be a little sluggish. 2 p.m. —In the same state. 
5.30 p.m. —Has been vomiting; is lying down and seems much 
distressed; is salivated. 8 p.m. —In the same state. 11 p.m.— 
In the same state, had taken very little food. 8,30 a.m. —Is 
lying down on its side, is breathing quickly hut quietly; it is 
occasionally slightly convulsed; pupils are dilated. It is 
sensible, as when it is lifted up it whines, and attempts to bite 
one. On pulling the leg, the animal got up and staggered off 
with its head hanging down and its neck arched; it fell down. 
10 a.m. —In the same state. 1 p.m. —Very much worse ; con¬ 
vulsions gradually came on and increased, and the animal died 
at 4.30 p.m., in thirty-one hours and twenty-five minutes. 
Experiment No. 39. 
8.55 a.m. —Hypodermically injected into a Dog weighing 
44 lbs., one-thirty-second of a grain of Cobra poison. 
12.55 p.m. — Appears but slightly affected. 6 p.m. —Very 
slightly affected. Midnight.—Well. This animal recovered. 
Experiment No. 40. 
9 a.m. —Hypodermically injected into a Dog weighing IS lbs., 
the one-sixty-fourth of a grain of Cobra poison. Was never 
affected. 
Experiment No. 41. 
9.42 a.m. —Hypodermically injected one-twentieth of a grain 
of Cobra poison into a Dog weighing 15 lbs. At midnight we 
found the Dog much affected, but it ultimately recovered. 
Experiment No. 42. 
8-53 a.m. —A Goat weighing 44 lbs. was hypodermically 
injected with one grain of Cobra poison. 9.25 a.m.— Fell down, 
and could not again get up. 9.28 a.m. —Convulsed, tongue 
paralysed. 9.30 a.m. —Respiration ceased. 9.45 a.m.— Heart 
ceased to beat in fifty-two minutes. 
Experiment No. 43. 
9.30 a.m. —A Dog weighing 36 lbs. was hypodermically in¬ 
jected with nearly half a grain of Dciboia poison. 11 a.m. — 
Affected. 4 p.m.— In the same state. 6 p.m.— Convulsed. 
7 p.m.— Dead—in nine hours and thirty minutes. 
Experiment No. 44. 
9.32 a.m. —A Dog weighing 39 lbs. was hypodermically in¬ 
jected with a quarter of a grain of Dciboia poison. 11 a.m.— 
Unaffected. 4 p.m. —Is very drowsy, a great deal of salivation. 
6 p.m. —In the same state. 8 p.m. —Rather worse. Midnight. 
—Worse. 7 a.m. —Dead—in twenty-one hours and twenty- 
eight minutes. 
Experiment No. 45. 
9.40 a.m. —A Dog weighing 18 lbs. was hypodermically in¬ 
jected with one-sixth of a grain of Daboia poison. 12 (noon). 
—Unaffected. 8 p.m. —Only slightly affected. The injected 
part was enormously swollen, but the animal recovered. 
N.B.—The blood remained fluid in the cases where Daboia 
poison was used, but coagulated in all the others. 
In the following experiments (Nos. 46, 47, 4S) weighed 
quantities of Cobra poison were injected into the peritoneal 
cavity:— 
Experiment No. 46. 
Injected into the peritoneal cavity of a Dog weighing 16 lbs., 
one-tenth of a grain of Cobra poison. Dead—in three hours 
and twenty-nine minutes. 
Experiment No. 47. 
Injected into the peritoneal cavity of a Dog weighing 12 lbs., 
one-thirty-second of a grain. Dead—in forty-nine hours and 
twenty minutes. This animal exhibited all the symptoms of 
snake poisoning. 
Experiment No. 48. 
Injected into the peritoneal cavity of a small Dog, three 
grains of Cobra poison. Dead—in twenty-five minutes. 
In the following experiment a quarter of a grain of Cobra 
poison was hypodermically injected, and artificial respiration 
practised :— 
Experiment No. 49. 
Weight of Dog 37 lbs.; temperature 101°'2. 8.53 a.m._ 
Injected. 9.3 a.m. —Temperature 101°. 9.15 a.m.— Tempera¬ 
ture 101 O- 9. 9.30 a.m.— Temperature 101°-8. 9.40 a.m.-_ 
Temperature 101 o, 7. 10 a.m. —Temperature 101°'6. 10.8 
a.m. — Is rather restless, and appears to be suffering from 
dyspnoea. 10.20 a.m.— Temperature 101°'6. 10.50 a.m._ 
Temperature 101 o- 8 ; is now quite easy again. 11.15 a.m,_ 
Temperature 101 o, 8 ; again restless. 11.35 a.m. —Tempera¬ 
ture 101 o, 9. 11.40 a.m.— -Vomited; is continually retching; 
micturition; is very restless; staggering about with its 
head hanging down, and neck much arched; pupils dilated. 
11.53 a.m.— Is constantly vomiting, and making water, and 
occasionally passes flatus; it can hear. Noon.—Temperature 
102°'7 ; in the same state; is jumping about in a most violent 
manner. 12.15 p.m. —In the same state; temperature 102 o, 9. 
12.55 p.m. —Commenced artificial respiration; the animal was 
only slightly breathing; the usual effects followed the artificial 
respiration. 1 p.m. —Temperature 102 o, 7. 2 p.m.— Convulsed 
so violently as to require being held on to the table; heart 
beating forcibly and well; temperature 101 o, 4. 3 p.m._ Re¬ 
spirations 44; pulse 80, beating rather forcibly; temperature 
101°T; universal convulsions in response to both galvanism and 
the application of water to the head. 5.30 p.m.— Temperature 
102°-6 ; respirations 40; pulse about 200; the same response 
to galvanism. 8 p.m. —Temperature 102°'4 ; pulse 128; re¬ 
spirations 40 ; slight movement of the legs ; micturition and 
dilatation of the pupils, in response to galvanism. 10 p.m.— 
Temperature 101°'l; respirations 36 ; pulse 132 ; slight con- 
