

110 





100 



V 





o 





z 





UJ 



90 



o 





u. 





UJ 



80 



z 





CO 



70 



J 





3 





O 



fin 



a. 





(B 



50 



0.75 BLOCK PARENT (MODEL 4213) 



PROPELLER NUMBERS 



3648 



3066 



3379 



2828 



50,000 



45,000 



Figure 49 — Power, RPM, and Coefficient Curves for 0.75 Block Parent, at Even Keel 

 and Designed Displacement— Model 4213 



X-9 



