THE QUESTION OF FATIGUE FROM THE ECONOMIC STANDPOINT, 343 



Diagram VI. — Agricultuke* ; LuMBERiNof (CO-hour week) 

 7 8 9 10 II 12 I 2 3 4 5 6 



8 9 10 II 12 I 2 3 



fWashington. tMinnesota. 



Index : Bll. BIO. 



* Germany. 



B4. 



Cf. Table XV.f 



X Actual number of Accidents divided by four to bring them within the scope of the 



notation. 



