Transactions Society Xaral Architects and Marine Engineers, Vol. sj, 1919- 



r^c 11 



Fig \<L. 



To illustrate paper on "Economical Cargo Ships 

 by Alfred J. C. Robertson. Esq., Member. 



f^lG. !•<*■ 



/'late 4 I 



FiS IS. 



cosx 



Otu FuE.i_edtG°? islo Dues 

 7000 K.i>io-rs 



Oil- FUEU e«~ DOES 4t I ^" 

 7000 KNOTS 



Oil- Fue.l_ ♦iZ"' DOES 4H ^ 



7000 KMO-rs 



Oil- l^oti- ^C''- Pues^l*" 

 7000 KNOTS 



FIG 17 



FlC.IS 



Fig. 19 



Pig •EO 



FtORNiS PriIRS IHC , LIIHO . IMA3HI 



LENGTH 



POWER. 



l_o/s.C> 



PER CENT euiSNINC TIME 



10* Ol^EATEC POWCK. 



