EARTHQUAKE MEASUREMENTS IN PIT AXD OX SURFACE. 



277 



(TV.) Large Waves. X. S. ( '(^niponent. (Continued.) 



The ri])])les numbered 16, 18, 19 in (T) aiid ihose imtnlx'red 5, 

 19 ill (HI), wliieli are (li.-;tiiici on tlie surface, «Id not exi-r in llie ])it, 



(19)-- May 6th, 1S89. — A small e.arth(|nake, on wliosc iindii- 

 lations are sii]>erpose(l minute irregularities. ITerethe motion appears 

 to \)v ratlier greater aii<] oi' longer dni'ation on tlie surl'aee than in the 

 pit. 



