204 Proceedings of the Eoyal Society 
born, I have deemed the marriage fruitful, whether the child sur- 
vived or not. 
Age at 
which the 
Marriage 
is 
contracted. 
Bachelors. 
Widowers. 
Bachelors and 
Widowers. 
No. of Marriages. 
Of which were 
No. of Marriages. 
Of which were 
No. of Marriages 
Of which were 
Fruitful. 
Unfruitful. 
Fruitful. 
j Unfruitful. 
Fruitful. 
Unfruitful. 
40 
25 
19 
6 
11 
8 
3 
36 
27 
9 
41 
15 
12 
3 
7 
4 
3 
22 
16 
6 
42 
19 
14 
5 
10 
7 
3 
29 
21 
8 
43 
10 
7 
3 
14 
12 
i) 
24 
19 
5 
44 
6 
3 
3 
10 
5 
5 
16 
8 
. 8 
45 
6 
4 
2 
10 
7 
3 
16 
11 
5 
46 
8 
5 
3 
4 
3 
1 
12 
8 
4 
47 
8 
6 
2 
8 
5 
3 
16 
11 
5 
48 
6 
6 
11 
10 
1 
17 
16 
1 
49 
6 
3 
3 
2 
2 
8 
3 
5 
50 
2 
2 
7 
"4 
3 
9 
6 
3 
51 
2 
2 
7 
5 
2 
9 
5 
4 
52 
2 
"l 
1 
10 
10 
12 
11 
1 
53 
3 
1 
2 
8 
5 
"3 
11 
6 
5 
54 
4 
3 
1 
4 
2 
2 
8 
5 
3 
55 
2 
2 
7 
3 
4 
9 
3 
6 
56 
9 
3 
6 
9 
3 
6 
57 
2 
1 
i 
7 
4 
3 
9 
5 
4 
58 
1 
l 
10 
5 
5 
11 
5 
6 
59 
2 
1 
i 
3 
3 
5 
1 
4 
60 
2 1 
2 
14 
5 
9 
16 
5 
11 
61 
1 
1 
1 
1 
62 
4 
1 
3 
4 
1 
3 
63 
i l 
i 
4 
4 
5 
1 
4 
64 
... j 
1 
1 
1 
1 
65 
7 
2 
5 
7 
"2 
5 
66 
3 
3 
3 
3 
67 
2 
1 
1 
2 
i 
1 
68 
69 
1 
"i 
1 
1 
70 
2 
2 
2 
2 
71 
2 
i 
1 
2 
1 
1 
72 
2 
2 
2 
2 
73 
1 
1 
1 
1 
74 
1 
1 
1 
1 
75 
76 
1 
... 
"i 
"l 
i 
77 
... 
78 
i 
"l 
1 
i 
i 
79 
::: j 
1 
1 
1 
1 
Total 
132 
89 
43 
207 
113 
94 
339 
202 
137 
A glance at this table is sufficient to show that the probability 
