NO. 8.| PENDULUM OBSERVATIONS. 11 
a] .8 | ayes 
bel P2e2\rieristans Goins lsu elite oh Gite Saeko 
3, | cS : a OD : tion of Calculation of Period 
qa|/ om cidence CGS) cidence Nei: 
Call Sane coms Coincidences 
Za Zi 
May 27, 1892, afternoon. 
Before After Mean 
Bar. 744°8 14°.0 = 7440 743°8 14°2 = 743:0 7435 
t2 9°22 9:97 9:95 = 13°10 
a T4—T5 53 — 60 6°55 
hm s hm s m 8 c = 385.5114 
Bt : 2 37 ee 54 3 9373 | 50c = 32 53 %c—1 = 760228 
38 9 52 10 148 56 
3 38 486 | 53 10 545 59 Nuss AMES TiS3y 
4 39966 | 54 11 323 yy | Ses te Be 
5 40 60 | 55 12 118 58 HUE YS) == EE 
6 40 43°9 56 12 49:2 53 S = 0°5065769 
7 41 29°'8 57 13 285 57 a= — 3° 
8 42 10 58 14 63 53 C= = ahh 
9 42 40°0 59 14 455 aya) d=— 516° 
10 43 179 60 15 23°5 5'6 “4 = — 266 
11 43 57-0 50c = 32 557 Soy = 0°5064405 
May 27, 1892, afternoon. 
Before After Mean 
Bar. 743°5 14°.4 = 742:7 743'8 14°.5 = 743:0 7429 
t° 9:37 9°33 9:35 = 13°.30 
a 77—T77 60 — 6:0 6:85 
hm s hm s ms c = 3884994 
3h 1 4 11 202 51 4 43955 | 50c = 32 53 Qe—1 = 759848 
2 11580 | 52 MA 27 “7 as 
3 12375 | 538 44 425 50 loge = 1°5853750 
4 13149 | 54 45 19-0 de (tem scale 
5 13545 | 55 45 588 43 als Se Bao 
6 14 32:0 56 46 36:3 43 S = 05065802 
fl 15 11°5 57 47 16°3 48 c= — 38 
8 15 49:0 58 47 53°7 47 ™=— £5882 
9 16 28°6 59 48 332 4:6 d= — £5154 
10 17 60 60 49 10°4 4-4. u=— 266 
11 17 45°8 50c = 32 462 Soq = 0°5064429 
