Scientific American Supplement, No. 613, October 1, 1887

In both cases, the firing of the retorts was moderate, though in the second trial greater care was taken to secure uniformity of heat, and the oil was run in more slowly, so tha...

Many methods for introducing the milk into creamers have been devised. It may run in from the top at the center, or emerge from a pipe at the bottom of the basket; or the spindl...

There are two methods of discharging in continuous working--the sugar is thrown out periodically as the basket fills, or continuously. In neither case is the speed slackened. In...

Professor Sadler, of the University of Pennsylvania, has lately given an account of the development and method of the manufacture of celluloid. Alexander Parkes, an Englishman,...

As an addition to the investigations of Charcot and Dumont-Pallier, Brémaud, in 1884, made the discovery that there was a fourth hypnotic state, "fascination," which preceded th...

It remains for us to ascertain to what degree of approximation we can determine _p_ and _q_. To find _q_ we must first construct a column of mercury of known dimensions; this pr...

Indians are not usually as good pickers as white people, but in the sparsely settled districts, where many of the berry farms are situated, it is impossible to get white help en...

"During a pumping period of 55 minutes, the dock had been emptied from the twenty-third to two inches above the sixth altar, containing 6,210,698 gallons, an average throughout...

III. CHEMISTRY.--Analysis of Kola Nut.--A new article adapted as a substitute for cocoa and chocolate to military and other dietaries.--Its use by the French and German governme...

Here it might seem as if we had outstepped the boundaries of chemistry, and had to do with phenomena purely vital. But recent research indicated that this was not the case, and...

Many other subjects, including Sewerage, Piping, Lighting, Warming, Ventilating, Decorating, Laying out of Grounds, etc., are illustrated. An extensive Compendium of Manufacture...