Transactions Society Naval Architects and Marine Engineers, Vol. i8, igio. 



To illustrate paper on ''Evolution of Screw Propulsion in the United States,* 

 by Charles H. Cramp, Esq., Vice-President. 



•■ PEWNSYl.VA.NIA ■ OtO* Ton* Hegt^ier 



"OHIO." " 



•■INDIANA,* 



•■ILJ-iT*OlS.'" " ^ 



P/ate w. 



COMPOUND ENGINES 



CYLINDERS. 07 »iwl 0O -nohe, d.«K-« 



INDICATtD HORSE-POWKR 1300 



tlULLond ENGINES >.u.ll«tPhil«d«!phl 

 by W C™mp & Sona 



American Steamship Company 



