PRESIDENT S ADDRESS. 



179 



successful application of steam power to the haulage of loads on 

 a railroad and there seems evidence that Trevithick's engine was 

 one of the causes that assisted in the production of the " Puffing 

 Billy" of William Hedley that was the direct parent of Stephen- 



TRF.VITMICKS, 



PORTABLE STEAM KXlUNi: 



CaVoh n\v \\bo ciM\ 



Alviin.il J". j)c«d . 



son's first engine. Trevithick also proposed to apply a screw 

 propeller to ships and was in many ways a wonderful pioneer 

 inventor, but in spite of the assistance of Mr. Davies Giddy 

 (Grilbert) and other scientitic men, he was unable to achieve 

 commercial success, no doubt owing very much to the impossi- 

 bility of obtaining high-class tools or skilled mechanics at that 

 time. 



But the progress of steam in the world owes much to the 

 great Cornishman Richard Trevithick. 



I conclude, therefore, as I commenced, by asserting that it 

 cannot be contested that the world's progress to-day is mainly 



