420 An Account of Experiments for determining the Length of 
Slider 19 divisions. 
Clock gaining 0-18 
on mean time. 
Great weight above. 
Barometer 
29-90, 
c&. | Vime of JArc of |< , |Interv.|% 2] 5, Fr D : 
§ | coinci- | vibra- |& £/ in se- Be & = a Ble tre é ga Es 
& {| dence. | tion. = conds.|7,!s i535.8 2 WS 's.2 S 
Py Migs Se |" ls es 
+4 ! ‘| °o - . 
Soh i lt 0 pe Fe 1+17) 504 | 502/86057-16| 2-25 |$6059:39 
7 | i 6 | 0.91 | 0°98} 504 | 502/86057-16 | 1-57 |86058-73 
lon 31 |-o.74 |0°82} 505 | 503|86057-82 | 1-10 |86058-92 
ee i -69| 506 | 504 58. 77 |86059-2 
Me 55 517 | 0-64 aot 506 | 504|86058-49 | 0-77 ee 6 
| Mean |86059°08 
1 | Clock | + 0:18 
| 68-1} mean 86059-26 
ai -laaes ~ 
Lal Great weight Jelow. 
. 
7.7| 9c MS | ; 
Aes ab v2 big. 21] 504 | 502 86057-16| 2-39 ' |se059-55 
Aah ag | 1-01 ino7 504 | 502 86057-16] 1-87 |86059-03 
“149 4 | 0.93 [097] 504 | 502 86057-16/ 1-54 |86058-70 
67°81 57 30 | 0-72 |7°82| 506 | 504 86058-49/ 1-10 [S6059-59 
Mean |86059-22 
Clock | + 0:18 
Temp.| — 0-18 
| 67-8) mean 86059 -22 
Bs Se NE ST I ae 
ae ea ea 
Slider 19 divisions. 
Barometer 
Clock gaining 0-18 Great weight above. 39.90. 
on mean time. 
July | 68:3) 45 3 | 123 1-13| 504 | 502|86057-16| 2-08 |s60s9 24 
Sd. oF be j0:95] 504 |502|86057-16] 1-47 |86058-63 
er eeteied 0-80] 505 |503 |s6057-82| 1-04 |s6058-86 
f : : 0592: 
gseal Is 42} 0-63 | 0°58] 506 | 504 |86058-49| 075 [8605924 
Mean |86058-99 | 
bs Clock | + 0-18 
68-4] mean. , 86059°17 
M Great weight Lelow. 
68-4] 24 31 | 1-24 1117] 503 | 501|86056-47| 2-23 186058-70 
32 54) VLT 11.05] 504 | 502|86057-16| 1-80 |86058-96 
aoe | ooo (0:94 | 504 | 502|/86057-16] 1-44 |86058-60 
=a he . 8-49] 12-0 |86059- 
cast se 8 | obs [0°86] 506 | 504 |86058-49 59-69 
Mean |86058:99 
Clock | + 0-18 
Temp.| + 0-04 
168-5} mean 86059-21 
The 
