— *.” 
Reference to 
original 
observations. 
XXXVIL. 
XXXIX. . 
cesses 
eeceee 
ln Shee esces 
Total depth 
ON WAVES. 
from the ridge BGEny ee the 
of the wave. 
Inches. 
3°50 
3°60 
3°61 
3°69 
3°81 
3°81 
3°84 
3:90 
3:97 
4:00 
4:08 
4:12 
415 
4-20 
4:25 
4:31 
4°40 
4:45 
4°49 
451 
4-61 
4°75 
5°20 
5°21 
5:25 
5°39 
5:40 
5°50 
5°61 
5°80 
5°82 
5.82 
6:15 
6-15 
6:26 
6°40 
6:40 
6:47 
6°54 
6:56 
6°65 
6:69 
6:74 
6°75 
6:86 
6:90 
7:20 
7:42 
Time occupied 
in describing 
space in next 
column, 
Seconds. 
13:0 
26:5 
18°5 
25:0 
18°5 
18:5 
12:0 
24:5 
36:0 
74:0 
24:2 
250 
36-0 
47-7 
46°75 
23°5 
35°5 
34:75 
42°5 
22°5 
23:0 
32°0 
31-5 
43 0 
21-2 
32:0 
21:0 
39°5 
20:0 
30:5 
20°5 
19-0 
19:0 
29'5 
28:7 
49-5 
29:0 
39°5 
39:0 
29:0 
18°5 
18°5 
48:5 
38:0 
375 
37:0 
45°5 
Space 
described. 
Feet. 
60:0 
40:0 
80:0 
60:0 
80:0 
60:0 
60:0 
40:0 
80:0 
120:0 
240:0 
80:0 
80:0 
120:0 
160:0 
160:0 
800 
1200 
44] 
Velocity of 
wave in feet 
per sec. 
3:15 
3°07 
3 02 
3 24 
3°20 
3°24 
3°24 
3:33 
3°22 
3°33 
3°24 
3°30 
3°20 
3°33 
3:35 
3°40 
3°40 
