Curve, representing ^hfs with respect h. 



PLATE XXXIV 



12 3 4 5 



6 T 8 9 



Height in Ken 



To 11 12 13 14 IS 



Ken 



• 1 a 3 



7 fi 9 i» It 12 13 14 tar 



Height in Ken Ken 



Height in Ken 



Ken 



