The advance of photography : its history and modern applications (1911)

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LIST OF ILLUSTRATIONS Diagram to illustrate — Path of rays of light Projection of opaque objects Parts of Ruhmkorff s coil . Coil as used for radiographic work Rontgen-ray tube Diagram to illustrate — Arrangement with electrolytic break Water cooled tube Apparatus for obtaining instantaneous radiographs To^illustrate photograph obtained with soft^tube To illustrate photograph obtained with correct tube „ „ „ » „ hardAtube Diagram to illustrate effect due to selenium cell' „ „ „ „ Belin's method Photograph obtained by Korn's process „ „ „ telectrograph process Camera for obtaining cinematograph films Combination apparatus (ordinary projection and cinemato graph) Cinematograph reversing apparatus Figs. Xlll Page 150 340 151 341 152 344 153 346 154 349 155 351 156 352 157 352 158 355 Between pages 159 \ 356 160 \ & 160a J 357 Page 161 361 162 362 To face page 163 362 164 366 Page 165 369 166 167 372 373 OTHER ILLUSTRATIONS Map to illustrate lithographic process — Plate I. itrations of effects produc Plates II., III., IV., and V. To facepape 100 Between pages Illustrations of effects produced by diffusion of focus — ^ 126 ./ & 127