METABOLISM WITH GRADE WALKING. 



227 



Kg.ms. 100 



300 



500 



700 



900 



FIG. 18. Total oxygen consumption of T. H. H., H. R. R., 

 and W. K., referred to kilogrammeters of work per- 

 formed in walking on different grades. (Values per 

 minute.) 



0, 



FIG. 19. Total oxygen consumption of E. D. B., referred to kilo- 

 grammeters of work performed in walking on different grades. 

 (Values per minute.) 



