ON SEISMOLOGICAL INVESTIGATION. 



163 



The previous calculation for Strassburg was from the Tokio isoseist, 

 but even the present result seems very high, whilst that for Shide is a 

 little low. 



EavthquMke No. 47 (September 21, 1896). 



Shide . 

 Fucecchio . 

 Eome . 

 Ischia . 

 Padua . 



Eocca di Papa, E.-W. 

 Catania, N.E.-S.W, 

 S.E.-N.W. 

 Pavia . 

 Nicolaiew . 



The origin may have been near Tiflis, 



Earthquake No. 48 (September 23, 1896). 



Shide . 

 Caltagirone 

 Catania, N.E.-S.W. 

 N.W.-S.E. 

 Ischia 

 Kome . 



Eocca di Papa . 

 Pavia . 

 Nicolaiew . 



Earthquake No. 49 (September 24, 1896) 



Shide (only partly shov.-n) 

 Ischia 

 Eome . 



Catania, N.E.-S.W. 

 S.E.-N.W. 

 Nicolaiew . 



Earthqualie No. 56 (October 31, 1896). 



Observations at Shide, Isle of Wight- 

 Preliminary tremors commence 

 „ „ end . 



„ „ duration 



1. Large waves . 



2. Maximum 



3. Maximum 



End of disturbanue about . 



Duration, 3 or 4 hours. 

 Nicolaiew, commenceaient 

 Ischia, ,, 



Potsdam, shock at 



Origin probably Tashkent. 



G.M.T. 



G.M.T. 



