"General McPherson entering Clinton, Miss. To facilitate the movements of the Federal armies near Chattanooga…
A building, or collection of buildings, appropriated to the manufacture of goods; a manufactory.
An anthracite coal mine. Anthracite is a variety of mineral coal known by its high luster.
Thomas Edison's original concept of the electric machine, an electricity generator distributed to homes,…
This is the chassis of a vehicle without any wheels, just the metal framework which is usually tested…
A saw-set is an "instrument used to wrest or turn the teeth of saws alternately to the right left so…