Nature's Teachings: Human Invention Anticipated by Nature. J. G. Wood

Чтение книги онлайн.

СКАЧАТЬ Joint.

       The Toggle or Knee Joint.

       USEFUL ARTS. CHAPTER II. CRUSHING INSTRUMENTS.—THE NUT-CRACKERS, ROLLING-MILL, AND GRINDSTONE.—PRESSURE OF ATMOSPHERE.—SEED DIBBLES AND DRILLS.

       Crushing Instruments.

       The Rolling-mill.

       The Grindstone.

       Pressure of Atmosphere.

       Seed-drills.

       USEFUL ARTS. CHAPTER III. CLOTH-DRESSING.—BRUSHES AND COMBS.—BUTTONS, HOOKS AND EYES, AND CLASP.

       Cloth-dressing Machine.

       Brushes.

       Combs.

       Buttons, Hooks and Eyes, and Clasp.

       USEFUL ARTS. CHAPTER IV. THE STOPPER, OR CORK.—THE FILTER.

       The Stopper, or Cork.

       The Filter.

       USEFUL ARTS. CHAPTER V. THE PRINCIPLE OF THE SPRING.—THE ELASTIC SPRING.—ACCUMULATORS.—THE SPIRAL SPRING.

       Elastic Springs.

       The Spiral Spring.

       USEFUL ARTS. CHAPTER VI. SPIRAL AND RINGED TISSUES.—VARIOUS SPRINGS IN NATURE AND ART.

       Spiral and Ringed Tissues.

       Diving and Divers.

       The Leaping Spring.

       USEFUL ARTS. CHAPTER VII. FOOD AND COMFORT.

       USEFUL ARTS. CHAPTER VIII. DOMESTIC COMFORT.

       USEFUL ARTS. CHAPTER IX. ARTIFICIAL WARMTH.—RING AND STAPLE.—THE FAN.

       Artificial Warmth.

       Ring and Staple.

       The Fan.

       Burial.

       USEFUL ARTS. CHAPTER X. WATER, AND MEANS OF PROCURING IT.

       USEFUL ARTS. CHAPTER XI. AËROSTATICS.—WEIGHT OF AIR.—EXPANSION BY HEAT.

       Aërostatics.

       Weight of Air.

       USEFUL ARTS. CHAPTER XII.

       Means and Appliances.

       USEFUL ARTS. CHAPTER XIII. TELESCOPIC TUBES.—DIRECT ACTION.—DISTRIBUTION OF WEIGHT.—TREE-CLIMBING.—THE WHEEL.

       Means and Appliances (continued) .

       Locomotion.—Direct Action.

       Distribution of Weight.

       Tree-climbing.

       The Wheel.

       USEFUL ARTS. CHAPTER XIV.

       Art.

       Stippling.

       Plaster Casts.

       Corrugated Iron.

       USEFUL ARTS. CHAPTER XV.

       Electricity and Magnetism.

       СКАЧАТЬ