1. Arrangement of Leyden Jars for Producing Alternating Currents of Great Frequency. (D'Arsonval-Hertz.)
2. D'Arsonval Auto-Conduction Cage; Upright Form. (Piffard's.)
3. D'Arsonval Auto-Condensation Couch. (Williams.)
4. .11iniature Tesla Apparatus. (E. Ducretet.)
5. Diagram of Oudin-D'Arsonval High-frequency Apparatus
6. Small "Tesla," or "Secondary" Coil for Use with Primary Solenoid
7. D'Arsonval Bipolar High-tension Coil. (Williams
8. Diagram of Solenoid and Resonator. (Freund.).
9. Oudin Resonator. (Williams.)
10. Bipolar Resonator of O'Farril
11. Rochefort's Bipolar Resonator (Guilleminot.)
12. Piffard's "Hyperstatic Transformer"
13. The Author's Air-gap Condenser Terminals
14. A System of Technic for the Therapeutic Use of High-frequency Currents
15. Schematic Diagram Showing Spontaneous Degeneration of Atoms
16. Magnetism Induced in Iron Bar by Current in Coil of Wire
17. Diagram Indicating Wave Length and Frequency of Known Forms of Radiant Energy
18. Hydraulic Analogue of "Continuous Current" Circuit
19. Hydraulic Analogue of "Alternating Current" Circuit
20. "Graphic Tracing" of Alternating (Sinusoidal) Current
21. Magnetic-electric Induction. (Williams.)
22. Diagram of Simple "Magneto", Generating an Alternating Current
23. Leyden Jar, or Condenser
24. Leyden Jar, or Condenser
25. Plate Condenser with Inductance Coil and Discharging Circuit
26. Diagram Showing Analogy Between Falling Water and a Current of Electricity.(Williams.)
27. Plate I. D’Arsonval Circuit and Hydraulic Analogue
27. Plate II. Tesla-Thomson Circuit and Hvdraulic Analogue
28. Bursting and Re-formation of Elastic Skin on Boiling Molasses
29. Bursting and Re-formation of Elastic Skin on Boiling Molasses
30. Sir Oliver Lodge's Hydraulic Analogue
31. Electrolytic Interrupter of Wehnelt (Williams.)
32. Noden Valve, or Rectifier (Williams.)
33. Ruhmkorff Induction Coil. (Watson, London.)
34. Ruhmkorff Induction Coil, Shown Diagrammatically. (Williams.) .
35. Mercury Jet Interrupter (Isenthal & Co.)
36. Dipper Mercury Interrupter
37. Mackenzie-Davidson Interrupter
38. Wehnelt Interrupter (Williams.)
39. Oudin-Dean Resonator (Williams.)
40. Resonator of Lebailly and O'Farril
41. Rochefort's Bipolar Resonator (Freund.)
42. Upright Solenoid on Cabinet (Williams.)
43. Isenthal-Oudin Resonator
44. Gaiffe's Oil Condenser and Heavy Solenoid
45. Gaiffe's Bipolar Resonator
46. Condenser (From Belot.)
47. Liquid Resistances (From Belot.)
48. Arrangement of Valves, Tube and Meter (From Belot.)
49. Transformer (From Belot.)
50. General Diagram (From Belot.)
51. Top Shelf of Cabinet (From Belot.)
52. Lower Shelf of Cabinet (From Belot.)
53. Springs and Contact Plate (From Belot.)
54. Regulating Apparatus Arrangement of Transformer (From Belot.)
55. Isenthal's Complete High-frequency Apparatus (Williams.)
56. Resonator and Condensers (small model) (Williams.)
57. Diagram of the Author's Original Type of High-fre quency Apparatus; "The Strong-Ovington Coil"
58. "The Knott" High-frequency Coil, Working Part lmmersed in Oil
59. Diagram of the Author's Apparatus, Adapted for the Generation of Heavy D'Arsonval Currents, as well as those of the High-potential ("Tesla") Type
60. Kinraide Coil; Alternating Type
61. Diagram of Kinraide Coil Showing Relation of Spirals
62. Tesla-Thomson High-frequency Apparatus
63. Piffard's "Hyperstatic Transformer"
64. Brown High-frequency Coil
65. Campbell High-frequency Coil
66. Kinraide Coil with Improved Spark-gap
67. Cyclone Coil (Portable form.)
68. Spark-gap of Jackson Coil
69. High-frequency Spark-gap
70. The Author's "Special Hercules" Coil
71. Jackson Coil with Separate Secondaries
72. The Author's "Ajax Coil"
73. The "Ajax Special Coil"
74. Theater Plug
75. The Author's New Graduated Spark-gap, for Ajax Coils
76. The Author's "Hercules " High-frequency Apparatus
77. The Author's Improved Rotary Spark-gap
78. Rotary Converter, Excited by a 110-Volt Direct Current, and Generating an Alternating Current of 80 Volts
79. Scheidel-Westem Coil for Exciting High-frequency Apparatus
80. "Scheidel-Western" High-frequency Apparatus
81. "Inducto-resonator" Involving Induction, as well as Resonance
82. "Meyrowitz" High-frequency Apparatus
83. The "Cole Coil" for X-Ray and High-frequency Generation
84. The Hercules "Universal"
85. The Author's Improved Electrolytic Interrupter
86. The High-frequency Discharge
87. Graphic Tracings of High-frequency Currents
88. Arrangement for the Production of Oudin-D'Arsonval Currents
89. Arrangement for the Production of Tesla-Thomson Currents
90. Graphic Representations of Various Currents
91. Lamp Lighted by the Current "Backed Up" by the Impedance of the Heavy Copper Arch Attached to the D'Arsonval Solenoid
92. Incandescent Lamps lit by Currents Induced in Closed Circuits
93. Geissler Tube Illuminated on the "Electrical Aura" or " Vibratory Field " Surrounding a Patient, connected to a Terminal of a Tesla Coil
94. Beautiful Effluve from the Points of a Skeleton Star
95. Illuminated Sign, Formed by the Effluve Given from a Fine Wire
96. Terminals of the Author's Apparatus Arranged to Show the "Arc" Discharge
97. Primary Condenser Discharges per Second
98. Appearance of Rapidly Revolving Narrow Geissler Tube Connected to Terminal of "Ajax Coil"
99. "Pseudo-Static Spark" from the Author's Hercules Machine
100. Resonator Discharge from Terminal of Tesla Coil
101. Flow of a High-frequency Current Through a Wire to an Insulated Metal Plate
102. The Author's Apparatus for Demonstrating the Electro-dynamic Phenomena of High-frequency Currents
103. Autograph of a Pair of Artery Forceps Laid Upon a Sensitive Plate
104. Hot Wire Milliampere Meter for Measuring the Intensity or Volume of Currents of High-frequency
105. Lamp Bulb Hand-Electrode
106. The Author's Photometric Mil-ammeter
107. Professor Flemming's Direct Reading Cymometer" (Marconi Wireless Telegraph Co.)
108. Direct Treatment by Current from D'Arsonval Solenoid Applied to Patient, Through Sponge-covered Electrodes
109. Auto-conduction Cage-Horizontal Form
110. Piffard's Improved Auto-Conduction Cage. Vertical Form
111. Small Cages for Treatment of Arm, Leg, etc.
112. Condenser Couch (Williams.)
113. Piffard's "Cushion Spiral"
114. Piffard's " Condenser Chair"
115. Effluve Electrodes
116. "Higb-frequency Cautery
117. Tesla-Effluve
118. "Pseudo-static Spark" Treatment
119. High-frequency "Motor-Wave Current"
120. The Author's Mechanism for Superimposing a Low frequency, Sinusoidal Wave Upon a Tesla Current
121. High-frequency Motor-Impulse Curkent (PseudoFaradic.)
122. Theoretical Tracing of Current Obtained by the Use of the Author's Mechanical Device
123. Theoretical Tracing of Current Obtained by the Use of the Author's Mechanical Device
124. The Author's Technic for Vacuum Electrodes "Tesla Vacuum Treatment"
125. Doctor Snow's set of Vacuum Electrodes
126. Double-walled Vacuum Electrodes
127. The Author's Technic for the Use of Glass Condenser Electrodes
128. The Author's Regulating Handle for Vacuum or Condenser Electrodes
129. Herschell's Regulating Handle and Rectal Electrode (Williams.)
130. Ebonite Spinal Electrode (Williams.)
131. Condenser Electrode; "Low Red Vacuum Type"
132. Vacuum Condenser Electrode with Cupping Device
133. Monopolar Direct Technic
134. Monopolar Indirect Technic
135. Bipolar Direct Application of Vacuum Electrodes
136. Friedlander’s Vacuum Condenser Chair
137. The Author's set of Condenser Electrodes
138. Method of Taking a "Skiagraph"
139. X-Ray Tube with Solid Metal Anode
140. "Water-cooled" X-Ray tube
141. Vacuum Regulators for X-Ray Tubes
142. Self-regulating X-Ray Tube
143. Types of "High-frequency X-Ray Tubes"
144. Thomson Double Focus X-Ray Tube
145. Single Focus Tube for H. F. Currents; with Hollow Metal Cone Under Anode
146. Single Focus Tube for H. F. Currents (Double Bulb Type)
147. Latest X-Ray Tube for Either Direct or Alternating Currents
148. Diagram of Finsen's Arc Lamp (Guilleminot.)
149. Piffard's Spark-,(rap Lamp
150. Strong's Ultra-\7iolet Lamp for Use with "Ajax" or Hercules" Coils
151. Strong's Apparatus for the Treatment of Pulmonary Tuberculosis
152. Apparatus for Generating Galvanic and Faradic Currents from Batten, Cells or Edison 110-Volt "Direct" Circuit.
153. Diagram of Static Electrification
154. "Static Breeze" (Diagram.)
155. Diagram of Static Spark Treatment
156. Diagram of Static Induced Current
157. Diagram of Static Wave Current
158. D'Arsonval Auto-conduction Cage Operated from the Author's "Hercules" Coil
159. Diagram of "Labile" Method for Solenoid Currents
160. Sponge-covered Electrodes for "Labile D'Arsonvalization
161. Piffard's Small Spiral with Condensers; for Use with Ruhmkorff Coil
162. Vacuum Electrode Covered with Chamois Skin
163. Ultra-violet Vacuum Lamp with Quartz Lens
164. Indirect Vacuum Treatment
165. Rhythmic Effluve Treatment for General Stimulation
166. "Motor Impulse" Treatment
167. The Author's Technic for Vacuum Electrodes
168. The Author's Treatment for Diseases of the Uterus
169. Double Vacuum Treatment
170. Double Effluvation from the Author's Apparatus
171. European Outfit for Double Effluvation, by Means of Two Resonators .
172. The Author's "Condenser Effluve" Treatment
173. Tracing Giving a Conventional Idea of the Nature of the Author's High-frequency Wave Current
174. Graphic Tracing Giving Theoretical Idea of the Author's Motor Impulse Current
175. Graphic Tracing Giving Theoretical Idea of "Pseudofaradic" Current
176. Piffard's Technic for his "Trans-resonator Effluve"
177. Piffard's Electrode for Obtaining his "Trans-resonator Effluve"
178. Diagram of the Author's Treatment for Diseases of the Intestinal Canal
179. The Author's' Treatment for Chronic Constipation and for Chronic Colitis
180. Tubulated Vacuum Electrode for Inhalation Treatment
181. The Author's Portable High-frequency Apparatus Operated by Current from its Own Battery
182. The Author's Localizing Effluve Electrode for Treat ing Ulcers and Septic Areas
183. Vacuum Electrodes for Treatment of Pyrrhoea Alveolaris