O'Eeilly — On Lines of Jointing of Brmj Head, ^c. 247 
CLASSIFIED SUMMARY OF DIRECTIONS OF JOINTING WEST 
OF NORTH. 
No. 
690 
Direction. 
3" 33' W. 
No. 
622 
635 
642 
664/ 
689 
707 / 
714/ 
726 . 
726 , 
Total degrees, . . 
Mean, 
123° 36' 
12 
No. 
608 .. 
628 .. 
634 .. 
636 .. 
639 ,. 
682 .. 
683 .. 
687 .. 
687 .. 
708 . . 
708 .. 
748 .. 
Total degrees, . , 
206° 39 
Mean, 
13 
Direction. 
9° 
3' 
W. 
11 
33 
W. 
11 
33 
W. 
9 
33 
W. 
9 
33 
W. 
11 
35 
W. 
11 
3 
W. 
11 
3 
W. 
8 
33 
W. 
8 
33 
W. 
10 
S3 
w. 
11 
3 
w. 
123 
36 
= 10 
18 
w. 
Direction. 
13° 
33' 
w. 
14 
33 
w. 
15 
33 
w. 
16 
33 
w. 
15 
33 
w. 
15 
33 
w. 
16 
33 
w. 
16 
33 
w. 
16 
33 
w. 
16 
3 
w. 
16 
3 
w. 
17 
3 
w. 
16 
33 
w. 
205 
39 
= 15 
54 
w. 
No. 
672 
687 
Direction. 
17° 33' W. 
18 33 W. 
Total degrees, . . . . 36 
Mean, .. 36° 6' 
18 3 W. 
Mean, 
No. 
Direction. 
574 .. 
.. 21° 
33' W. 
636 .. 
.. 21 
33 W. 
637 .. 
.. 21 
33 W. 
657 .. 
.. 21 
33 W. 
687 .. 
.. 21 
33 
732 .. 
.. 21 
33 W. 
739 .. 
.. 21 
33 W. 
750 .. 
.. 21 
33 W. 
, 21 
33 W. 
No. 
538 
591 
607 
635 
709 
713 
Total degrees, . . 
147° 48' 
Mean, . . 
Direction. 
24° 33' W. 
24 3 W. 
24 33 W. 
24 33 W. 
25 33 W. 
24 33 W. 
147 48 
- 24 38 W. 
No. 
569 .. 
569 .. 
634 .. 
634 .. 
658 .. 
716 .. 
Total degrees, . . 
Mean, .. 
Direction. 
26° 33' W. 
28 33 W. 
26 33 W. 
27 3 W. 
27 33 W. 
26 33 W. 
