INDEX

Aeroscope, the, hand camera, 55-57 Aldrich, Mr. J. G., and the use of micro-motion, 176 Alpha camera, 22-23 Aurora Borealis, attempt to film the, 186 Automatic cameras. See under Cameras. Bruce, Colonel, study of sleeping sickness, 195 Bull, M. Lucien, optical illusions explained, 96-107; experiments with a bee, 119-120; continuous-record camera, 137; study of ballistics, 190 Cameras, automatic, 54-59; cost of, 7-10, 22-24; directions for use, 35-50; hand camera, 50-53; high speed cameras, 109, 112-116, 118-120; mechanism explained, 25-34 Cardiograph, the, 249 Carvallo, M. M. J., 147-148; apparatus described and illustrated, 149-152; scientific experiments, 154-156 Chronophotography, 136-146; discovery of, 249; the chronoscope, 111-112 Chronoscope, the, 111-112 Cinematography— (a) for the amateur, attractions and opportunities, 1-12, 21-34, 92-93, 125, 133-134, 212-213, 220-221; picture plays, 225-237 (b) scientific value of. See Scientific investigation. (c) Educational value. See Educational films. (d) in conjunction with the X-rays. See Radio-cinematography. (e) in conjunction with the microscope. See Micro-cinematography. Claw, the, 26-27; movement described, 29-30; single claw, 31 Comandon, Dr. Jean, 147-148; system described and illustrated 157-160; investigations with ultra-microscope described and illustrated, 168-172, 195 Continuous records. See Records, continuous. Cooke lens, 23 Cranz, Dr., of Berlin, military academy, 109; apparatus invented by, 190-193, 254 Crookes' tube, 153 Dallmeyer lens, 23 Dastre, Dr., of the Sorbonne, 172 Demeny, Georges, 143; investigation with the continuous record, 144-145 Developing. See under Film. Driving gear, 31-32 Drum, the, 76 Eastman Company, stock, 63, 78; developing solution, 70 Educational films, 209-223 Einthoven, Professor (Dutch scientist), 137; chronophotography, 142 Equilibrator of hand camera, 56 Experiments and investigations: study of bacteria, 168-172; filming of a bee, 219; with continuous records, 140-145; study of functions of digestion, 154-156; flight of projectiles, 191-193; filming of a kingfisher, 217-218; in micro-motion, 177-180; by an ophthalmic surgeon, 193; growth of plants, 124-129; technical, 187, 188-189. See also Scientific investigations. Exposure, length of, 43-47 Film (unexposed), cost, 12; description, 11; developing, 65-74, 78; drying, 75-77; Eastman stock, 63; fixing, 74-75; the indicator, 42; loading the box, 35-37; matt film, 38-39; threading, 28-29 (ill.), 39-41; printing, 79-93; special for Carvallo apparatus, 153; winding, 77 Film jointer, 37 Film-pictures: prices, 5-7, 217-221 Fixing-bath, formula, 74 Focus-lamp, 89 Focussing, 30-31, 38; effect of length of exposure, 47 Formulæ: Eastman developer, 70; restrainer for over-exposed films, 71; fixing bath; 74; soaking solution, 75 "French Cradle of Cinematography," 251 Füchs, Dr. Otto, investigations, 188-190 Gate, the, described, 29 Gaumont, Company, picture plays, 241 Geneva stop movement, 26 Gilbreth, Mr. Frank B., 143; micro-motion study, 175-184 "Graphic Method, The," book by E. J. Marey, 249 "Great White Scourge, The" (film), 222 Gun, photographic, 250 "Hamlet," filming of play, 242 Hand camera. See under Cameras. Health films, 222-223 Herkomer, Sir Hubert von, and picture plays, 243-247 High-speed cameras. See under Cameras. Illuminant, 130-132, 190; in micro-cinematography, 167, 170 International Institution for Cinematographic Research, 250-251. See also Marey Institute. Interrupter, 158-159; of Cranz apparatus, 191 Iris diaphragm, use illustrated, 45; table of stops, 46-47 Jannsen's astronomical revolver, 249-250 Jury autocam, 58-59 Jury duplex, 80; printing apparatus, 82-85 Jury outfit, 10 Kearton, Mr. Cherry, jungle pictures, 5, 53; use of aeroscope, 55 Lens, the, 23-25; iris diaphragm, 43-47; for radio-cinematography, 160 "Life of a Moorhen" (film), 221 "Life Target, the," apparatus, 201-207 Lumière Brothers, 172, 256 Marey, Dr. E. J., 111-114, 249-250; physiological research, 195 Marey Institute, founding of, 248-252; later development, 256-258; micro-cinematography, 166-168; radio-cinematography, 147-156; slow-movement records, 125-130 Mason, J. C. Bee, films of insect life, 219 Matt film, 38-39 Mechanics and cinematography, 187-190 Micro-cinematography, 161-173 Micro-motion study, 174-184 Military value of cinematography, 197-208 Motograph Film Co., educational films, 220 "Movement," book by E. J. Marey, 185 Movement, intermittent, 26-31 "Movies," the, 22 Muybridge, investigator, 250 National Cinematographic Laboratories, a plea for, 248, 252-256 National Physical Laboratory at Teddington, 253 New England Butt Co., 176-180 New Era camera, 22 Newman, Mr. Frank A., 217 Noguès, M. M. P., camera described and illustrated, 114; claw motion device, 153 Odograph, the, 249 "One-turn-one-picture," principle, 125, 133 Optical illusion, 13-14; illusions described and explained, 95-107 "Out-position" of claw, 29 Over-exposed film, restrainer for, 71 Paterson and Musgrave, Messrs., 198-201 Pathé Frères, 156, 169 Paul, Mr. Robert, 26 Persistence of vision, law of, 14, 122 Photographic gun, 250 Photo play. See Picture play. Physiological Institute, Paris, 195 Picture palace as illustrated newspaper, 2 Picture play, 224-226; hints on construction, 227-234; warning to amateurs, 234-235; commercial value, 235-237 "Pin" frame, 67-68 (ill.) Pneumograph, the, 249 Printing, 79-93 Proszynski, Kasimir de, 54-55 Punch, the, 42 Radio-cinematography, 147-160 Rainey, Paul, 9 Rapid movement, record of, 108-116; projection of, 117-122 Records, continuous, 136; apparatus, 137-138; scientific experiments with, 139-146 Reinforced screen, 158 Revolver, astronomical, 249-250 Ries, Dr. J., investigations, 168 Robertson, Sir Forbes, in picture play, 242 Ross lens, 23 Ruby light, the, 68 Scientific investigation, 185-196. See also under Experiments and investigations. Slow movements, record and projection of, 124-133 Soaking solution formula, 75 Speed, photographic and projecting, 16-20; slowing down, 108-123; speeding up, 124-134 Spitta, Dr., 164 Spoolwinder, 77 Sprocket, 28 (ill.) Stock, 34 "String" galvanometer, 137 "Swat the Fly," health film, 222 Thermograph, the, 249 Time registration, tuning-fork, 103-107; chronoscope, 111-112 Trick films, difficulties of, 6 Tripod, 32-34 Tuning-fork control, 103-107 View finder, the, 49 Williamson, Mr. James, 24; micro-cinematographic studies, 164 Williamson outfit, 10; camera, 8, 24-28 (ill.); printer, 80, 85-87 (ill.); focussing, 30, 38, 47; mounting, 31; driving gear, 32; iris diaphragm, 43-46 X-rays and cinematography. See Radio-cinematography. Zeiss-Tessar lens, 23-24, 43

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