ON SHIP WA VES. 479 



my subject, that is, the pattern of waves formed 

 in the rear of a ship at sea, not confined by the 

 two banks of a canal. The whole subject of naval 

 dynamics, including valuable observations and 

 suggestions regarding ship waves, was worked out 

 with wonderful power by William Froude ; and the 

 investigations of the father were continued by his 

 son, Edmund Froude, in the Government Experi- 

 mental Works at Haslar, Gun Creek, Gosport. 

 William Froude commenced his system of nautical 

 experiments in a tank made by himself at Torquay, 

 in Devonshire ; first wholly at his own expense for 

 several years, and afterwards with the assistance of 

 the Government he continued those experiments till 

 his death. The Admiralty have taken up the 

 work, and have made for it an experimental 

 establishment in connection with the dockyard of 

 Portsmouth ; and now, after the death of William 

 Froude, his son Edmund continues to carry out 

 there his father's ideas, working with a large 

 measure of his father's genius, and, with his father's 

 perseverance and mechanical skill, obtaining results, 

 the practical value of which it is impossible to 



