LIST OF KKJURES. 



rACB 



Figure (5. Coinimted curve and observi-il values of c'= — (dV/dt)/V.logf , for different distances apart, x, 



of the condenser plates 47 



Kim-RE 7. Diagram 4:j 



CHAPTER V. 



Figure 1. Uisixisition of color tube, condenser, electrometer, and gasometer train. Scale ^ 62 



Figure 2. Tubular condenser slightly enlarged 62 



FiiiUKE 3. Simultaneous values of the electric conduction, and volumes per minut« of the nearly sat- 

 urated emanation traversing the condenser 05 



Figure 4. Simultaneous coulombs per second (radially) and volumes of the saturated phosphorus emana- 

 tion per minute (longitudinally) traversing the condenser (Hi 



C[IAI"1'K1{ VI. 



Figures 1 , 2. Spherical condensers 71 



Figures 3 to 15. Charts showing successive electrometerdeflections(s), and their derivatives, in the lapse 



of time (<), for different radii (R) of the condensers. Kn , = Rd (\ogV)/dt 71 



