252 Proceedings of the Boyal Irish Academy, 
TABLE SHOWING MEAN EASTERLY AND WESTERLY DIRECTION 
OF JOINTINGS. 
Mean Directions of W. 
Jointings. 
OF 
N. 
Mean Directions of E. 
Jointings. 
OF 
N. 
Order 
of 
Frequency. 
Numbers 
Observed. 
Mean Values. 
Order 
of 
Frequency. 
Numbers 
Observed. 
Mean Values. 
XI. 
1 
3° 
33' 
W. 
VIII. 
5 
1° 
15' 
E. 
IV. 
12 
10 
18 
W. 
IX. 
4 
7 
7 
E. 
III. 
13 
15 
54 
w. 
VI. 
8 
11 
38 
E. 
X. 
2 
18 
3 
w. 
III. 
13 
14 
38 
E. 
V. 
8 
21 
33 
w. 
II. 
14 
19 
6 
E. 
VII. 
6 
24 
38 
w. 
VII. 
6 
25 
7 
E. 
VII. 
6 
27 
8 
w. 
IX. 
4 
29 
50 
E. 
II. 
18 
31 
43 
w. 
IV. 
10 
35 
54 
E. 
I. 
18 
39 
49 
w. 
XI. 
1 
40 
57 
E. 
IX. 
S 
43 
53 
w. 
VII. 
6 
45 
17 
E. 
VI. 
7 
50 
7 
w. 
V. 
9 
53 
7 
E. 
VIII. 
4 
54 
48 
w. 
VI. 
8 
58 
16 
E. 
IX. 
3 
61 
33 
w. 
I. 
16 
64 
51 
E. 
XI. 
1 
71 
27 
w. 
X. 
2 
69 
27 
E. 
VIII. 
4 
74 
3 
^Y. 
IX. 
4 
74 
35 
E. 
VII. 
6 
79 
13 
w. 
IX. 
4 
84 
20 
E. 
VIII. 
4 
84 
26 
w. 
XI. 
1 
89 
27 
E. 
VII. 
6 
87 
48 
w. 
