Transactions Society Na7'al Architects am! Marine Engineers, I'ol. 27. igig. 



Plale 6 J. 



To illustrate paper on "The application of Standardizacion and Graphical Methods to the 

 Design of Cylindrical Return Tubular Boilers," by Henry C. £, Meyer, Esq., Member. 



NOmtlS PETERS. INC.. LITHO., WASHINGTON. 0- C. 



