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  2. THEATRE CHAIR DESIGNED TO FIT NEEDS OF CHILD

    For the benefit of the children patrons of motion picture houses, an adjustable theatre chair has been invented, which may be converted to suit the requirements of ... [ILLUSTRATED]

    Article : 160 words
  3. LIFE-SAVING APPARATUS FOR LOCOOVE CREW.

    In an attempt to provide a means of safeguarding locomotive engineers and firemen against serious injury and death in railway accidents, a southern inventor has ... [ILLUSTRATED]

    Article : 630 words
  4. DEVICE FOR CLOSING DOORS OF LIFTS AUTOMATICALLY.

    To meet the New Jersey State law, which requires that the gates at the entrances of elevator shafts shall be semi-automatic or automatic in their action, ... [ILLUSTRATED]

    Article : 123 words
  5. DETAILS OF THE GERMAN 42-CENTIMETER GUN.

    Although the 42-cm. gun used by the Germans in battering down the fortifications at Liege and Namur attracted World-wide attention during the early ...

    Article : 587 words
  6. HEAT REGULATOR DESIGNED FOR STEAM RADIATORS.

    By the invention of an adjustable thermo static controller which is intended to be attached to a steam or hot water radiator, a simple means of maintaining, a room at a ... [ILLUSTRATED]

    Article : 191 words
  7. NEW FORM OF GUTTER KEEPS DIRT FROM CISTERN PIPES.

    By the simple expedient of using the attraction most liquids have for the surface Water sticks to the Cover on this. Trough and Runs Inside, while Leaves and Dirt Bound Off. ... [ILLUSTRATED]

    Article : 186 words
  8. COLOSSAL QUEBEC BRIDGE.

    In its general dimensions as well as in the enormous-size and weight of the structural members composing it, the Quebec ... [ILLUSTRATED]

    Article : 301 words
  9. MONSTER ELECTRIC LOCOMOTIVES.

    On the lines of the Chicago, Milwaukee and St. Paul railway, in Montana, a stretch of 440 miles of most difficult mountain railroad was recently electrified, and over the ... [ILLUSTRATED]

    Article : 255 words
  10. SCALE FOR COMPUTING CONCRETE MIXTURES.

    With a new computing scale that has just appeared on the market the amounts of the ingredients required for different quantities and mixtures of concrete are read off ...

    Article : 174 words
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    Advertising : 43 words
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