.1 .2 .3 .4 .5 .6 .7 .8 



<f>-Efficiency Curves 



of an 

 FlG. 110. I.P. Morris Runner 



1.0 1.1 1.2 1.3 1.4 



.1 .2 .3 A .5 .6 .7 .8 .9 1.0 1.1 1.2 1.3 1.4 



0-H.Pi. Curves 



1? 1 1 1 of au 



V IG. ill. j p Morrl8 Runner 



1 -2 .3 .4 .5 .6 .7 .8 .9 1.0 1.1 1.2 1.3 1.4 

 Equal= Efficiency 

 Contour Curves 



of an 

 FlG. 112. LP. Morris Runner 



215 



