1907.] 



on Seiches in the Lakes of Scotland. 



G7?> 



The first slide (Fig. 12) shows a gradually increasing seiche observed 

 on August 14, 1905. 



The second (Fig^. 1?>), a seiche suddenly generated on the 17th. 



Micro- 

 bar. 



Anemogr. 



LOCH EA«N SfriHAMS (tfi OS" 



Fig. 12. 



The third (Fig. 14), a sudden increase of seiche amplitudes during 

 a storm on the 21st. 



■f^ 



> Micro- 

 bar. 



7? a? Jt? ^i;< /,< Jr^"^ 



Anemogr. 



"«^f Hr'^^v^>^^%;\/^|\.^j^^ 



Fig. 13. 



The next slide (Fig. 15) is interesting because it shows the sudden 

 generation, on September 7, of a dicrote, compounded of the binodal 

 and trinodal seiches of Earn. This is a very rare, and, so far as we 

 Vol. XVIII. (No. 101) 2 x 



