1917-18.] 
Studies in Clocks and Time-keeping. 
177 
Table II — continued. 
d 
t 
V 
6 
t 
V> J 
Q 
t 
1 
V 
a - 
60 ' — continued 
a — 
7 0 ' — continued 
a ■= 
70' — continued 
s 
s 
s 
o 
41 
0-239 
431 
11 
0 050 
9-0 
47 
0-234 
42-2 
42 
•247 
44-4 
12 
•055 
9-9 
48 
•240 
43-3 
43 
•254 
45-8 
13 
•059 
10-7 
49 
•247 
44-4 
44 
•262 
47-2 
14 
•064 
11-5 
50 
•253 
45-6 
45 
•270 
48-6 
15 
•069 
12-4 
46 
•278 
50-1 
16 
•073 
13-2 
51 
•260 
46-8 
52 
•267 
48-0 
47 
•286 
51-6 
17 
•078 
14-1 
53 
•273 
49-2 
48 
•295 
531 
18 
•083 
14-9 
49 
•304 
54-8 
19 
•088 
15-8 
54 
•280 
50-5 
55 
•288 
51-8 
50 
•314 
56-4 
20 
•092 
16-6 
56 
•295 
531 
51 
•323 
58-2 
21 
•097 
17-5 
57 
•303 
I 
54-5 
52 
•334 
601 
22 
•102 
18-3 
58 
•311 
56-0 
53 
•345 
62-0 
23 
•107 
19-2 
59 
•319 
57-4 
54 
•356 
64-2 
24 
•111 
20-1 
60 
•328 
59-0 
55 
•369 
66-4 
25 
•116 
20-9 
i 56 
•383 
69-0 
26 
•121 
21-8 
61 
•337 
60-6 
62 
•346 
62-3 
57 
•399 
71-8 
27 
•126 
22-7 
63 
•356 
64-2 
58 
•418 
75-2 
28 
•131 
23-6 
59 
•442 
79-5 
29 
•136 
24-5 
64 
•367 
66-1 
65 
•379 
68-2 
60 
0-500 
90-0 
30 
•141 
25-4 
66 
•392 
70-5 
31 
•146 
26-3 
67 
•406 
73-2 
32 
•151 
27-2 
68 
•424 
76-3 
33 
•156 
28-1 
69 
•446 
80-3 
a — 70' 
34 
•161 
29-1 
70 
0-500 
90-0 
35 
•167 
30-0 
0 
0-000 
0-0 
36 
•172 
310 
1 
•005 
0-8 
37 
•177 
31-9 
2 
•009 
1-6 
38 
•183 
32-9 
3 
•014 
2-5 
39 
•188 
33-9 
O 
00 
II 
4 
•018 
3-3 
40 
•194 > 
34-9 
0 
0-000 
00 
5 
•023 
4-1 
6 
•027 
4-9 
41 
•199 
35-9 
1 
•004 
0-7 
42 
•205 
36-9 
2 
•008 
1-4 
7 
•032 
5-7 
43 
•211 
37-9 
3 
•012 
21 
8 
•036 
6-6 
9 
•041 
7-4 
44 
•216 
38-9 
4 
•016 
2-9 
45 
•222 
40-0 
5 
•020 
3-6 
10 
0046 
8-2 
46 
0-228 
41-1 
6 
0 024 
4-3 
VOL. XXXVIII. 
12 
