4.36 



4.12 



4.45 1 ' 



■ii> ■ » on. ..I... 



3 50 



-w- ■■■<mn— : f~~ — 



+4^-lL)j 



-1*rf 



\Hjf^- 



-f-f- — ^-H^-# 



3.37? 



3.05 



SLOW SPEED 



- kH — 



' ITAC 



fV^H* -i**— ^.^jh-j^ 



FAST SPEED 



-\ 



i^*<~>~-*-<« 



_*V 



FAST SPEED 



tMAA/vw 



FAST SPEED 



D.M. 



MARCH 26.I9I3 



SENSITIVITY TEST ( 5 kilos, in center of crib; 50 gms.wt. dropped.) 



Fig. (>. Typical kymograph curve, showing record of the muscular activity and the sensitivity t 



