246 
DR. A. D. WALLER AND MR. E. W. REID ON THE 
Table C. —Table showing Beneficial Effect of Pause. 
Number of the 
contraction. 
Height. 
Interval. 
Number of the 
contraction. 
Height. 
Interval. 
millima. 
seconds. 
millims. 
seconds. 
1 
25 
9 
14 
13 
1875 
2 
14 
10-8 
15 
17 5 
19 
3 
19 
13-5 
16 
14 
4-3 
4 
16-5 
12-3 
17 
9 
30-3 
5 
17 
16-5 
18 
20 
140-21 
G 
17 
175 
19 
16-5 
84-15 
7 
17 
16-2 
20 
17 
21-60 
8 
16 
29-25 
21 
14 
7"5 
9 
22 
30-9 
22 
9-5 
60-9 
10 
18-5 
70-5 
23 
17 
238-2 
11 
21 
100-65 
24 
15 
11-25 
12 
19 
6-45 
25 
9 
13 
9-5 
5-25 
Table D. — Rabbit. December 4, 1885. Auriculo-ventricular Block. 
Minutes p.m. 
3- 6 
All auricular contractions pass over. 
6-12 
Every other one passes over. 
12-14 
Every 3rd—4th passes over. 
14-15 
Every 4tk-5th passes over. 
15-16 
Every 8th-10th passes over. 
17-18 
Every 8th-10th passes over. 
18-19 
Every 16th passes over. 
20 
Every 16th passes over. 
After 22 minutes 
none get over. 
The block increases very rapidly after about 14 minutes p.ji. 
