Grandson. Wives. Sisters. 
MATHEMATICAL CONTRIBUTIONS TO THE THEORY OF EVOLUTION. 
141 
VII.—Brothers and Sisters. 1500 Cases. 
Brothers. 
Tint. 
1 . 
2. 
3. 
4. 
5. 
6. 
7. 
8. 
Totals. 
1 
5 
9 
18 
4 
0 
0 
1 
0 
37 
2 
20 
163 
101 
36 
0 
28 
19 
13 
380 
3 
9 
98 
193 
50 
0 
37 
17 
14 
418 
4 
5 
36 
49 
67 
3 
28 
13 
16 
217 
5 
0 
2 
5 
1 
1 
2 
2 
3 
16 
6 
3 
47 
41 
27 
4 
42 
17 
14 
195 
7 
4 
34 
49 
22 
3 
27 
30 
19 
178 
8 
1 
10 
7 
1 
0 
10 
8 
22 
59 
Totals 
47 
399 
463 
208 
11 
174 
107 
91 
1500 
Table for Assortative Mating in Eye-colour. 
VIII.—Husbands and Wives. 774 Cases. 
Husbands. 
Tint. 
1 . 
2 . 
3. 
4. 5. 
6. 
7. 
8. 
Totals. 
1 
2 
13 
4 
3 
0 
1 
2 
0 
25 
2 
6 
87 
42 
26 
0 
16 
13 
6 
196 
3 
6 
56 
93 
31 
1 
16 
11 
6 
220 
4 
4 
32 
35 
18 
1 
15 
6 
1 
112 
5 
0 
0 
5 
1 
0 
0 
1 
0 
7 
6 
2 
38 
27 
10 
1 
12 
10 
1 
101 
7 
5 
20 
28 
7 
1 
6 
12 
4 
83 
8 
2 
8 
8 
2 
0 
9 
-j 
4 
4 
30 
Totals 
27 
254 
242 
98 
4 
68 
59 
22 
774 
Tables for the Direct Inheritance of Eye-colour. Second Generation. 
IX.—Paternal Grandfather and Grandson. 765 Cases. 
Paternal Grandfather. 
First. 
1 . 
2. 
3. 
4. 
5. 
6. 
7. 
8. 
Totals. 
1 
4 
10 
3 
0 
0 
1 
3 
0 
21 
2 
7 
115 
31 
20 
1 
6 
13 
3 
196 
3 
5 
64 
109 
21 
0 
10 
22 
4 
235 
4 
9 
25 
40 
21 
0 
9 
13 
6 
116 
5 
0 
0 
0 
1 
0 
1 
0 
0 
2 
6 
0 
14 
32 
11 
0 
15 
5 
2 
79 
7 
4 
16 
16 
9 
1 
11 
21 
2 
80 
8 
0 
6 
5 
0 
0 
3 
16 
6 
36 
Totals 
I 22 
250 
236 
83 
2 
56 
93 
23 
765 
