INDEX 
Ammeter, use of, 24. 
shunt for, 24. 
du Bois Reymond inductorium, 3. 
Break induced currents, 7. 
Break shocks, course of, 32. 
equation for, 35, 60. 
Calibration of inductorium, apparatus required for, 23. 
for break shocks, 55. 
in region of iron core, 58. 
Cathode, method of determining, 107. 
Circuit, primary, make and break of, 60. 
variables concerned in, 13. 
variations in break of, 60. 
variations in make of, 61. 
secondary, variables concerned in, 13. 
Coil, secondary, effect of position of on strength of shock, 7, 13, 15. 
Core, iron, correction for magnetization of, 46. 
effects of on stimulation strengths, 43. 
in critical region, 47. 
magnetization of, 43. 
Current density, importance of, 76. 
extra, 10. 
induced, 5. 
direction and intensity of, 5. 
method of varying, 7. 
sources of variation in, 13. 
primary, adjustment of, 25. 
measurement of, 24. 
voltage, relation of to make stimuli, 97. 
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