Scientific American Supplement, No. 365, December 30, 1882

Such confidence as existed in the first years, however, was not to exist for ever. The tunnel advanced, the heading deepened, but at the price of what troubles, and especially o...

A very impressive illustration of the decomposing power of the waves of light is here purposely chosen; but the processes of photography illustrate the same principle. The photo...

This number might be still further reduced, but at the expense of our being led to exaggerate the longitudinal dimensions of the apparatus in such a way as to make it inconvenie...

At the Royal Powder Works at Spandau, Prussia, frequent ignition of the powder at a certain stage of the process led to an examination of the machinery, when it was found that w...

This paper was mainly a general account of some extensive experiments on the flow of water in the Ganges Canal, lasting over four years--1874-79. Their principal object was to f...

II. TECHNOLOGY AND CHEMISTRY.--Apparatus for Manufacturing Gaseous or Aerated Beverages.--11 figures.--Bicarbonate of soda apparatus. Generator. Washer.--Suction pump.--Saturato...

I found the best plan for conducting these experiments to be: To coat a sheet of the paper with a given mixture; to cut the sheet into strips before exposure; to expose all the...

_The Construction of the Air-Cushion._--The expense of such an air-cushion seemed at first likely to prevent its being used; but a method of construction suggested itself, the e...

The incense cedar (_Libocedius decurrens_) is one of the valued trees of the California coast and mountains. It is eminently noted for great rapidity of growth, wonderful lightn...