Plate 122 
Vol. 19, torr. 
Transactions Society Naval Architects and Marine Engineers, 
To illustrate paper on “ Heavy-Oil Engines for Marine Propulsion,” 
by G. C. Davison, Esq., Member. 
fi, Sal Y 
= 
| AG =i > yi 
l 
AIR STARTING VALVE. 
= cull 
