xviii LIST OF ILL USTRA TIONS. 



FIG. PAGE 



88. Tracing showing effect of suprarenal extract upon heart-beats and blood- 



pressure in the dog ; one vagus only cut .... 952 



89. The same with both vagi cut ...... 953 



90. Tracing showing effect of suprarenal extract upon heart, limbs, spleen, 



and blood-pressure, after section of cord and vagi . . . 954 



91. Tracing showing effect of suprarenal extract upon blood-pressure and 



limb-volume ........ 956 



92. A, Ergograph tracing of a person suffering from Addison's disease. B, 



Tracing made from the same person after six weeks' treatment with 

 suprarenal extract (Langlois) ...... 958 



