52 PUBLIC ATTENTION AROUSED. 



usefulness may be found in the fact that the distinguished 

 judges at the International Medical and Sanitary Exhibition 

 held in London in 1881, awarded it the highest and only 

 prize given for roof ventilators. Wherever exhibited the 

 Air-Pump Ventilators and System of Ventilation carried 

 off the palm of victory, notwithstanding an ever-increasing 

 host of competitors. At the Mining Institute of Cornwall, 

 the Cork International Exhibition, the North-East Coast 

 Exhibition, Tynemouth, the International Exhibition of 

 Means and Appliances for the Protection and Preservation 

 of Human Life, the International Ventilation Competition, 

 the Eastbourne Sanitary Exhibition, and other competitions, 

 first prizes were won by the unanimous verdicts of the 

 judges. Had the subject of this memoir lived to receive 

 them with his own hand, such a display of medals and 

 honours would have been a pleasing reward for much 

 anxious thought ; but more gratifying than these testimonies 

 of approval would have been the substantial evidence of 

 having aroused public attention to the important necessity 

 of efficient ventilation. 



One of the first gentlemen in London to appreciate the 

 beneficial results likely to result from Eobert Boyle's sanitary 

 inventions, was that very able sanitarian, Captain Douglas 

 Galton, C B., FRS., who was then chief adviser to H.M. 

 Board of Works. When the Air-Pump Ventilator was 



