310 



PROCEEDINGS OF THE AMERICAN ACADEMY. 



Figure 12. Swimming Records. 



Time-distance and speed-distance to logarithmic co-ordinates. 



3.0 T 

 3.5- 

 3.4 



3-3 - 



3.2 -; 



3.1- 



3.0 '^: 

 2.9 -:: 



2.8; 



2.7. 



2.6 i 

 ■2.5I 

 1 2.41 

 V2.3[i 



a 



o 

 be 

 .3 2.1 



2.0 



1.9 



1.8 



1.7 



l.( 



I..'' 



1.4 



1.?. 



1.2 



1.1 



1.0 



t' 00 Ci 



Log. of distance (meters). 



O !-< <N CO ^ »0 to t-; 



ci c-i ^J c-i ->! ri '>V 



! ■/' 



r-OfC/V V? 



li.aL. 



8 



■a 



s 



2>a 

 SS 





5 



r^K> 1-1 



s >. 



