APPENDIX 377 



book on " Waves of the Sea and other Water Waves," 

 published by T. Fisher Unwin, 1910, contains in Part II. 

 the first account of the author's explanation of the pre- 

 dominant action of waves and tides to drive shingle 

 and sand farther in the direction of their advance than 

 of their recession ; and " The Travels of Ellen Cornish," 

 published by W. T. Ham Smith, 1913, contains in the 

 chapter on " The Falls and Rapids of Niagara " original 

 matter concerning the relation between wave motion 

 and whirling motion in rivers. 



22. On Landslides accompanied by Upheaval in the 

 CuLEBRA Cut of the Panama Canal. 



A paper read before Section G, British Association, 

 Birmingham Meeting, 1913, and printed in The Engineer, 

 October 17, 1913. 



