Transactions Society Naval Architects and Marine Engineers, Vol. 20, 1(112. 



Plate 40- 



To illustrate paper on "Engineering Progress in the United States Navy,' 

 by Captain C. W. Dyson, U. S. N. 



ass. MARYLAND. 

 H. P. Cy//ncfer. 

 Volumetric cylinder ciearance-27%{mean) 



