Della Porta, Giovanni Battista. _See_ Porta, Giovanni Battista della. Demeny, Georges, 125, 133, 139, 145, 146, 150, 176. De Moland, Humbert. _See_ Moland, Humbert de. Desvignes, Pierre Hubert, 171. De Valesius, George. _See_ Valesius, George de. Diaphragm, 39. Dickson, Antonia, 137. Dickson, William Kennedy Laurie, 133, 134, 136, 137, 157, 158, 174. Disks: _See also_ Phénakisticope; glass, 128; magic, _see_ Plateau-Stampfer Magic Disks; mica, 114; Plateau-Stampfer, _see_ Plateau-Stampfer Magic Disks; revolving, _see_ Revolving Disks; zinc shutter, 128. Disney, Walt, 14, 153. Dom-Martin, 176. Donisthorpe, Wordsworth, 130, 131, 139, 140, 146, 148, 152, 173, 175. Drumont, 176. Dry-plate Photography. _See_ Photography. Duboscq, Jules, 109, 110, 170, 171. Du Hauron, Louis Ducos, 117, 118, 172. Duhousset, Col., 116. Dumont, Thomas Hooman, 171. Duval, Mathias, 116, 125. E Eames, Owen A., 176. Eastman, George, 130, 134, 140, 150, 174, 175. Edison, Thomas Alva, 12, 61, 102, 126, 128–138, 141, 143, 145, 146, 148, 149, 154, 157–161, 173–175. Edgeworth, Maria, 81. Eidoloscope, 157. Electrical Tachyscope, 127, 134, 139, 154–156, 174. English Mirrors. _See_ Mirrors. Euclid, 21, 163. Euler, Leonhard, 168. Evans, Mortimer, 139, 142, 148, 175. Expositions: Chicago World’s Fair, 127, 136, 154; Cotton States, 155; Paris--1889, 128, 134; Works of All Nations, 108–110. F Fantascope, 78, 93, 94, 96, 109, 170. _See also_ Phantoscope _and_ Phénakisticope. Faraday, Michael, 87, 91, 92, 94, 95, 109, 111, 170. Film: _See also_ Eastman _and_ Goodwin; celluloid, 133, 142, 144, 147, 150, 172, 174; on spools or reels, 133, 148; painted, 147, 153; paper, 126, 132, 140, 174; perforated or notched, 133, 134, 145, 150; plastic, 134, 142, 150, 153, 157, 174; unperforated, 145, 158. Fitton, William, 84, 169. Flammarion, C., 116. Fontaine, 129. Font-de-Faune, Cave of, 14. Forest, Lee de. _See_ De Forest, Lee. Foucauld, Léon, 172. Franklin, Benjamin, 74, 168. Friese-Greene, William. _See_ Greene, William Friese. G Galen, 164. Galileo, 45. Gammon. _See_ Raff & Gammon. Gaumont, Léon, 146, 150. Gauthier, 176. Geber, 164. Geissler, Heinrich, 127. Geissler tube. _See_ Projection Light Sources. Georgiades, George, 138, 151. Gilmore, W. E., 158. Giovio, Benedetto, 33. Glass Slides. _See_ Slides. Glasses, Burning. _See_ Burning Glasses. Goodwin, Hannibal Williston, 174, 175. Gossart, A., 176. Govi, 124. Gravesande, Willem Jakob van’s. _See_ Van’s Gravesande, Willem Jakob. Greene, William Friese, 139, 142–144, 148, 175. Grey, 176. Grimoin-Sanson, Raoul, 176. Guinard, Pierre L., 168. Gutenberg, 165. Guyot, Jean Gilles, 71, 72, 75. H Hammond’s Teleview, 111. Harris, Augustus, 153.