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  2. NEW IDEAS IN SCIENCE AND INVENTION.

    VARIOUS signal codes have been utilised in designing cards for a new card game, the playing of which soon teaches one the meaning of the symbols and signs employed by ... [ILLUSTRATED]

    Article : 166 words
  3. COMBINED RUDDER AND BRAKE FOR VESSELS.

    AN inventor, N. Van Asche, comes forward with a means of making a boat's rudder serve as a brake. Speaking correctly, he means to have two rudders, which act in ... [ILLUSTRATED]

    Article : 83 words
  4. HIGHER SPEEDS FOR ENGINES.

    THE amazing pace of technical progress in petrol engines for aeroplanes and automobiles has its benefits in other fields. It is now seen that stationary engines, driven by ...

    Article : 115 words
  5. AN ARMBAND TO HOLD A LINEMAN'S TOOLS.

    THE progress of the "safety first" movement that is now sweeping over America has been remarkably rapid. It has caught the attention and interest of the electric lineman, ... [ILLUSTRATED]

    Article : 115 words
  6. NOT A MIRACLE, BUT RATHER COMPLICATED.

    WALKING on the water is as ancient marvel to which the modern mind occasionally turns, chiefly with the view of doing the thing mechanically. A recent patent described in ... [ILLUSTRATED]

    Article : 173 words
  7. APPLE BARRELS WITH GLASS TOPS.

    AN innovation at a recent apple display held under the auspices of the Illinois State Horticultural Society, U.S.A., was the glass tops in the apple barrels. The glass used was ...

    Article : 76 words
  8. MOVING "RUSTED-IN" SCREWS,

    STEEL screws which have rusted into place are difficult to remove. They can often be loosened by tapping the screw-driver with a hammer, or by heating, but a better way is ...

    Article : 76 words
  9. AEROPLANE SAFETY DEVICE.

    A NEW YORK inventor, Gustaf Anderson, tackles the problem of the falling aeroplane, a problem that is often tackled. He purposes handling the situation by ... [ILLUSTRATED]

    Article : 103 words
  10. FAST TRIP IN ARMY PLANE.

    A STRIKING demonstration of the speed possibilities of standard De Haviland "4" array 'planes was given a few weeks ago when an airman and one companion flew in one of ...

    Article : 144 words
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