14 O. E. SCHIOTZ. [NORW. POL. EXP. 
2) 4 E 
z 3g 7 ee ea T F Coin. Observed Dura- 
el Coe aes Ge ae ee or ee tion of Calculation of Period 
=| os cidence os cidence ce 
A a 65 Coincidences 
a Zz 
33 t 13°38 13-41 [ Bar. = 7553 
a 42 —49 33 — 34 = = 13°40 = 18°.61 
hm s hm §s ms a= 36 
2 0 107 30 252 14°5 ee Betnna a 
3 1 42'8 31 57:0 14-2 Toi = ae 
4 3 123 33 263 140 Sea ies 
5 4 44-9 34 582 140 Fig ae 
6 6 135 36 Q74 13°9 loge = 1:9575446 
7} 7 453 37 59-4 141 | log (2c—1) = 22561705 
8 9 154 39 285 13°4 
9-7013711 
9 10 47:0 41 0-4 13°4 lo i= Haw 98953 
10 12 16°3 42, 995 13°2 Tor § = 97041964, 
it 13 48-2 M15 133 og S= 
20 c = 30 13°345, é 
S = 05060535 
a 38— 39 2-95 — 3:05 eae 32 
t 13°40 13°44 i = 9992 
o=— 5141 
Seg = 0°5059194 
July 22, 1892. 
Comparison of Clocks. 
Pendulum Hohwii Error of Pendulum 
hm s hm s s 
5 5p 44 9 52 3 July 22, 3% a.m. 55:95 log 18 Hohwii = — 30.107 
10 42 56 239 0 >» 93, —»— 55:58 
Hawelk Hohwii Hawelk Hohwii 
hms hm s hm s hm s 
12 16 585 1 16 38 1 31 275 2 31 95 log 1S Hawelk = 0:0022263 
18 32°5 18 75 33 1°5 32 59°5 
12 17 455 1 17 20°25 132145 2 32 19-95 
Bar. 12! 14m 7585 18°.9 = 756°2, gh 24m 7580 19°.2 = 755°7 
