Show a A SLOW PROCESS how low th the 0 chinese bore artesian trelis the art of artesian well drillen drilling in china is doubtless doubt les one of considerable consi antiquity wells in tha country being successfully bored to great depths with the object ef of obtaining brine labbe hue gives the following interesting deschi description P of the process adopted if there be a depth of three or four feet of soil ou the surface the they y plant in this a tube of hollow wood surmounted with a stone in which an orifice of the desired eize of three or four inches has been cut upon this they bring to work in the tube a rammer or pounds weight which is notched and made a little concave above the convex below A strong man very lightly dressed then mounts noun ts on a scaffolding and dances all morning on a kind of lever that raises this rammer about two feet and then lets it fall by ita its own weight from time to time a few pails of water are thrown into the hole to soften the rock and reduce I 1 it to pulp the suspended to a ratan cord not thicker than your finger but ae as strong as our kopea of catgut this cord ia is fixed to the lever and a triangular piece p e e of wood is attached to it by which w b IC h another man sitting near gives it a half turn so as to make the rammer fall in another direction at noon this man mounts on the scaffold and relieves reli eyes his comrade contrado till ey evening ening and at night these two are replaced by another pair of works men when they have bored three inches they draw up the tube with all the matter it is loaded with by means of a great cylinder which serves to roll the cord on in this manner these little wells or tubes tub e S are made quite perpendicular to a depth of from 1600 to 1800 feet french and as polished glasa when the rock is good the work advances at the rate of two feet in twenty four hours so that about three thre years eyears ari arc required todias to dig a well aron |