Scientific American Supplement, No. 586, March 26, 1887

The maximum firing charge is 900 lb. of cocoa powder. The projectile weighs 1,800 lb. The estimated muzzle velocity is 2,216 ft. per second. The capacity of the chamber is 28,61...

The transformation of the gills from mere carriers into constant workers during the whole of their outward traverse, by which the work is done much more efficiently, more gently...

A new bleaching compound has been discovered, consisting of three parts by measure of mustard-seed oil, four of melted paraffin, three of caustic soda 20° Baume, well mixed to f...

These "crabs" were eight wheeled engines, weighing about 20 tons, with a vertical boiler. The wheels were 3½ feet in diameter, but the engine worked on to an intermediate shaft,...

On Electro Dissolution and its Use as Regards Analysis.--By H. N. WARREN, research analyst.--Interesting decomposition of cast iron with production of boron and silicon; experim...

_Use of Small Coal_.--Meanwhile, we may just consider how we ought to deal with solid fuel, whether for the purpose of making gas from it or for burning it _in situ_. The questi...

Major Whistler married for his first wife Mary, daughter of Dr. Foster Swift of the U.S. Army, and Deborah, daughter of Capt. Thomas Delano of Nantucket. By her he had three chi...

1. The absorption spectrum observed through a crystal varies with the direction of the rectilinear luminous vibration which propagates itself in this crystal. 2. The bands or ra...

I have adopted is one that can be readily adapted to an ordinary coke furnace, and be as readily removed, leaving the furnace as before. The diagram conveys some idea of the met...

Attention was called to some German data, published by Dr. Percy in 1864, concerning an iron which before melting weighed--approximately--448¼ lb. per cubic foot, and contained-...