Scientific American Supplement, No. 488, May 9, 1885

Telluric waves, according to modern observations, almost invariably in every region follow two directions that cross each other at right angles. When the seismograph has been ar...

Closely connected with tunneling machines are the machines for "getting" coal. This "getting," when practiced by manual labor, involves, as we know, the conversion into fragment...

The stroke of the piston in the cylinder is 5 meters. This height of fall, multiplied by the 100,000 kilogrammes of the mass, gives a working force of 500,000 kilogrammeters, or...

It is the insanity in chronic form which escapes asylum care and custody except in its exacerbations; it is the insanity of organism which gives so much of the erratic and unsta...

PAGE I. CHEMISTRY.--Notes on Three New Chinese Fixed Oils.--Tea oil.--Cabbage oil.--Wood oil.--Paper read by R. H. DAVIES before the Pharmaceutical Society of Great Britain. 7798

An electrical exhibition on a comparatively small scale was opened in Paris, March 22, 1885, with considerable eclat, the President of the Republic being present. Engines to the...

The effort has been made to reproduce in the cathedral a pure type of the Gothic architecture of the thirteenth century, without its ruder and less refined characteristics. The...

The writer of the above communication gives a very clear statement of our original premises. He sees as we do the difficulty, every year on the increase, of making satisfactory...

(2.) When two or more vibrating bodies are immersed in a fluid, they set up around them fields of vibration, and act and react upon one another in a manner closely analogous to...

The most important chamber in the building was the long gallery or saloon, which had been called the "Hall of Assembly." The various parts of this palace included the royal apar...