ON SEISMOLOGICAL INVESTIGATION. 



213 



iVo. 140, October 19, 1897. 



Also at Rome and Ischia. 



Ko. 141, October 20, 1897. 



Also at Rome and Ischia. 



The similarity of the Isle of Wight seismograms foi" Nos. 140 and 141 

 together, that in each case the Nicolaiew instrument commenced its records 

 6 or 7 minutes after the Isle of Wight, indicate that these earthquakes 

 had a similar origin. 



No. 142, October 23, 1897. 



a disturbance was noted at Catania, Ischia, and Rome. 

 Ko. 14G, Xovember 14, 1807. 



Shide 

 Edinburah 



Not recorded in Europe. 



Ko. 152, November 25, 1897. 



Shide 

 Catania 



H. M. 



10 1 

 10 19 



s. 



48 



3 



Duration 



H. 



2 

 1 



M. 





 23 



Shide 

 Catania . 

 Nicolaiew 

 Tokio 



Shide 



H. 



10 

 9 



10 

 9 



Ko. 153, December 11, 1897. 



M. S. 



4 31 Small Duration 



51 28 P.T.s 14h. 21m. small 



9 Moderate „ 



40 49 Slight 



Ko. 155, December 17, 1897. 



H. 



18 



M. 



30 



Italy, a strong shock, Dec. 18 about 7.30 a.m. 



H. M. 



45 



20 

 10 



Up to Dec. 18 10 30 Slight 



B. 





 54 







Ko. 15G, December 28, 1897. 



