370 



KEPOET — 1903. 



Fig. 4.— Tractive-efifort Curves for 34" Pneumatic Tyres on New Macadam. 



Fig. 5.— Curves showing Tractive Efforts per ton for Pneumatic T.yres. 



(Note.— The niacailam on wliioh tbe 24" wlieel was run wiis oliler tliaii t\M on wliifU 

 tlje 34" wheels were tried. ) 



