THE QUESTION OF FATIGUE FROM THE ECONOMIC STANDPOINT. 325 



1560 



1440 



1320 



1200 



1080 



Diagram I. — Accidents in General Manufacture. 



8 9 rO II 1^ I 2 3 4 



960 



640 



720 



600 



480 



360 



240 



120 



A-M. 



* ^1 



LUNCH 

 HOUR 



P. 



M. 



1560 



1440 



1320 



1200 



1080 



960 



840 



720 



60Q 



480 



360 



240 



Index No 



Cf. Table XIII. Col. 7. 



Illinois 1911-13 



Index No. : B7 



Cf. Table XIV. 



Indiana (3 yis.) 

 B5 



Minnesota 

 £10 



