270 



SEKIYA AND OMOl.'T. 



(T\ .) Tjîiiyc AVavos. X. S. r(^in])()iieiit. 



In (T), tlie ripple-^ mimbered 3, 4, 5, (! whicli are distinct on the 

 surface have united int(i one wave in tlie ])it. In taking- the 

 ratios of niaxinuun velocities and maximum accelerations, this sin^'le 

 wave is compared w^th the greatest of the C(^rresponding' ripples. 



(14.) — June 8rd, 1888 — An eartliqu-dve of moderate amplitude. 



N. S. Coiujionerit. 



