J 
ae ae eS a le 
ON SEISMOLOGICAL INVESTIGATIONS. 
eet ynake Petia, eeerena ite Nature obs} 
sh Direction in which it is 
most freely propagated 
” ted 
2? 2 
Intensity of 
Movement as recorded at a 
Great Distance from its Origin 
Measurements (Gray) 
Measurements in a Pit and on the 
Surface (Sekiya and Omori) 
Observing Stations round the 
World, Establishment of 
Observations in Italy and 
Europe 
“a Observations, 1885 (Sekiya) 
- Es 1885-7 
” ra 1886 
” ” 1887 
a 3 1888 
” 9 1889 
” » 1890 
_ Periodicity 
Precursors 
Propagation, Velocity of 
Records from Japan and other 
Places 
Records obtained at British 
Stations 
Recurrences . 
Shocks, Effects produced o1 on In- 
struments (D. Milne) 
Varieties and Duration 
= in India (Doyle) . é 
= in Scotland, 1873 (Bryce) 
(Bryce) . 
Earthquakes, Peru and North Chile (H. Hope- 
Jones) 
7H and Changes in Latitude 
+ = », (Knott) 
” ” os 
5 and Rain (see Rain) : 
cB and Timekeepers at Observi- 
tories 
# of 1885-1886 
Bs of 1886-1887 
a of 1886 . 
os of 1888-1889 . 
4A in 1885 and 1886, ‘Area shaken 
by | 
7 in 1887 
a in connection with Electric and 
Magnetic Phenomena 
aS in connection with Magnetic 
and Electric Phenomena I.— 
Magnetic 
a II. Electric . . : 
» Recorded by Horizontal paiad. | 
lums in Tokio 
Maximum Velocity and | 
Vol. 
Ne 
Mi 
XIII. pt. 1 
XV. 
XVI. 
XVI, 
1898 
1898 
