[INDEX]
- Air, fighting waves, [334]
- Airplane, ambulance, [146]
- armored, [139]
- artillery-spotting, [131]
- camera, [173]
- cartridges, [131]
- classes of work, [127]
- fighting among clouds, [137]
- flying boats, [144]
- gasolene tank, [130]
- giant, [132]
- hospital, [146]
- launching from ship, [303]
- Liberty motor, [142]
- scouting, [125]
- scouts, [128]
- speed of, [134]
- spotting, [177]
- training spotters, [180]
- wireless telephone, [194]
- See also [Seaplane]
- Ambulance airplane, [146]
- Armored diving-suit, [330]
- Arms and armor, [111]
- Artillery, hand, [23]
- Atmosphere, shooting beyond, [64]
- Audion, [185]
- Balloon, Blimp, [260]
- Balloon, kite, [174]
- Barbed wire, [15]
- Barge for towing seaplanes, [302]
- Barrage, grenade, [27]
- mine, [292]
- Battle-fields, miniature, [180]
- Blimp, [260]
- Blisters on ships, [307]
- Boats, electric, [308]
- Bombs to destroy barbed wire, [16]
- Breakwater, pneumatic, [335]
- Browning, John M., [56]
- Buildings, shadowless, [227]
- Caisson disease, [325]
- Caliber, [68]
- Camera, airplane, [173]
- Camouflage and camoufleurs, [211]
- Camouflage, ships, [211]
- Cartridges, aircraft guns, [131]
- Catapults, [36]
- Caterpillar tractor, [109]
- Caves, [8]
- Coffer-dam, salvage, [318]
- Color, analyzing, [229]
- screens, [229]
- Compass, wireless, [201]
- Convoy, [267]
- Countermines, [17]
- Deep sea, conditions in, [312]
- Deep water diving, [327]
- Depth bombs, [265]
- Devil's eggs, [276]
- Diesel engine, [240]
- Direction-finder, [205]
- Dirigible, see [Balloon]
- Disease, caisson, [325]
- Diver, armored suit, [330]
- Diving, deep, [324]
- record depth, [327]
- Duck-boards, [9]
- Dugouts, [7]
- Dummy heads of papier mâché, [13]
- Eagle boats, [301]
- Egg-laying submarines, [287]
- Eggs, Devil's, [276]
- Electric motor-boat, [308]
- Engine, Diesel, [240]
- Field-guns, [81]
- Fire broom, [105]
- liquid, [103]
- Forts, machine-gun, [58]
- Fuse, grenade, [28]
- Gas, [85]
- American, [102]
- Gas attack, boomerang, [92]
- first, [89]
- Gas, chlorine, [87]
- Gasolene-tank, airplane, [130]
- Gate, barbed wire, trench, [9]
- Gates through barbed wire, [15]
- Gatling gun, [43]
- Geologists, Messines Ridge, [19]
- Glass, non-shattering, [100]
- Grapnel shell, [16]
- Graveyard, submarine, [314]
- Grenade, disk-shaped, [33]
- Grenade, wind-vane safety device, [32]
- Gun, aircraft, [131]
- American, [50]-mile, [63]
- big, hiding, [226]
- caliber, [68]
- disappearing, [77]
- double-end, [145]
- 18-inch, monitors, [306]
- elastic, [73]
- field, [81]
- 42-centimeter, [79]
- how made, [76]
- 120-mile, [70]
- long range, German, [62]
- non-recoil, [145]
- on submarine, [249]
- 16-inch, coast defense, [78]
- Skoda, [81]
- spotting by sound, [181]
- three-second life, [73]
- 12-inch, submarine, [251]
- ways of increasing range, [67]
- wire-wound, [76]
- Hand-grenade, see [Grenade]
- Helium, [164]
- Hospital, airplane, [147]
- Horizon, seeing beyond, [219]
- Howitzer, [79]
- Hush ships, [304]
- Hydroaëroplanes, see [Seaplanes]
- Hydrogen, weight of, [150]
- Hydrophone, [270]
- Illusions, optical, [215]
- Kilometer, length in miles, [6]
- Kite balloons, [174]
- Kite, water, [283]
- Liberty motor, [142]
- Liquid-fire, [103]
- Locomotives, gasolene, [10]
- Lusitania, [316]
- Machine-gun, [112]
- Machine-rifle, [55]
- Magnets, lifting, salvage, [334]
- Maps, making with camera, [175]
- Marne, first battle of, [4]
- Messines Ridge, mine, [19]
- Metal-cutting under water, [329]
- Microphone detectors, mines, [18]
- Mine-field, North Sea, [290]
- Mine laying, North Sea, [292]
- Mine-laying submarine, [287]
- Mine railroad, [294]
- Mine-sweeping, [281]
- Mines, [276]
- Mines, paravanes, [288]
- Monitors, [306]
- Mortars, [79]
- Mortars, See also [Trench mortars]
- Mother-ships for airplanes, [305]
- Motor-boat, electric, [308]
- sea Tank, [299]
- Motor torpedo-boats, [298]
- Mystery ships, [220]
- Net, North Sea, [290]
- Ocean currents, [285]
- Optical illusions, [215]
- Oxy-hydrogen torch, submarine, [329]
- Paint in war, [209]
- Papier mâché heads, [13]
- Papier mâché horse, [223]
- Parachute, [175]
- Paravanes, [288]
- Periscope, submarine, [244]
- trench, [11]
- Pill-boxes, [59]
- Pneumatic breakwater, [335]
- Pontoons, salvage, [320]
- Propeller, shooting through, [136]
- Radio, see [Wireless]
- Railroad, mine, [294]
- Railways, trench, [10]
- Range-finder, [170]
- Range, getting the, [169]
- Range of guns, increasing, [67]
- Range, torpedo, [213]
- Rats, freeing trenches of, [94]
- Rifle grenade, [28]
- safety device, [32]
- Rifle, machine, [55]
- Rifle stand, fixed, [14]
- Roads, camouflage, [225]
- Salvage, [310]
- Scouts, airplane, [128]
- Sea, deep, conditions, [312]
- Sea gulls finding submarines, [258]
- Sea lions locating submarines, [259]
- Sea tank, [299]
- Seaplane, [143]
- Search-light shell, [84]
- Shackles, salvage, [333]
- Shadowless buildings, [227]
- Shell, gas, [95]
- Shield on wheels, [114]
- Ships, airplane, [304]
- Ships, blisters, [307]
- Ships, see also [Salvage]
- Shrapnel shell, [83]
- Sled, submarine, [330]
- Smoke screen, [262]
- Sniper, locating, [13]
- Sniperscopes, [12]
- Sound, detecting submarines, [269]
- Sound detectors, mines, [18]
- Sound, spotting by, [181]
- Sphere, salvor's submarine, [332]
- Spotting by sound, [181]
- Spotting gun-fire, [177]
- Submarine, blindness, [244]
- chasers, [255]
- construction, [234]
- depth bombs, [265]
- egg-laying, [287]
- engines, [246]
- F-4, salving, [321]
- getting best of, [253]
- graveyard, [314]
- guns on, [249]
- history, [232]
- hydrophone, [270]
- mine-field, [290]
- mine-laying, [287]
- net, [290]
- oil-tank, [236]
- periscope, [244]
- reclaiming victims of, [310]
- rest chamber, [328]
- salvage vessel, [332]
- sea-gulls, [258]
- sea-lions, [259]
- seaplanes, [259]
- ships sunk, [310]
- sled, [330]
- steam-driven, [250]
- torch, [329]
- torpedo, [246]
- 12-inch gun, [251]
- vs. submarine, [269]
- Super-guns, [62]
- Tank, [107]
- Telegraphy, rapid, [199]
- Telephone, New York to San Francisco, [186]
- wireless, [178]
- Titanic, [314]
- TNT (trinitrotoluol), [18]
- Torch, submarine, [329]
- Torpedo, [299]
- Towing-barge, seaplane, [302]
- Trajectory, [22]
- Trench, gas-lock, [97]
- Trench mortar, [36]
- Trench railways, [10]
- Trench warfare, [4]
- Trenches, [21]
- Tunnels, mines, [17]
- to observation posts, [12]
- U-boats, see [Submarines]
- Villages, underground, [7]
- Walking-machine, [108]
- War, paint, [209]
- Water kites, [283]
- Waves, fighting with air, [334]
- Wireless compass, [201]
- spy detector, [200]
- Wireless telegraph, rapid, [199]
- Wireless telegraphy explained, [188]
- Wireless telephone, [178]
- airplane, [184]
- Wireless telephony across Atlantic, [192]
- Woolworth Building, falling from, [135]
- Wrecks, see [Salvage]
- Zeppelin and Lowe's balloon, [149]
- Zeppelin balloon, construction, [156]
- Zeppelin, suspended observer, [162]
- Zeppelin's failures and successes, [154]
[Transcribers' Note]
Punctuation and spelling were made consistent when a predominant preference was found in this book; otherwise they were not changed.
Simple typographical errors were corrected; occasional unbalanced quotation marks retained.
Ambiguous hyphens at the ends of lines were retained.
Some illustrations have been slightly repositioned to improve their appearance in eBooks.
Page [76]: "eight tenths of an inch" may be a misprint for "eight ten-thousandths of an inch".