Show STONE STOVE MACHINE axe the american stone dressing co of new york are now exhibiting hi for the first time atthe attha af the crystal palace one of their full sized steam stone dressing dla Ala machines chines eyres patent its operations attract large crowds of spectator spectators who evince astonishment at the rapidity of its movements and the excellence of its work in outward appearance the machine resembles an iron failing machine the stone being moved on a traveling traveling bed the cuttin cutting is done by means of a series of chisels held abo above e the stone at afe an angle to its surface jast last as a workman holds the same tool when at labor behind the chisels there thero is a strong cylinder having projections upon its periphery similar to the barrel of a hand organ As the cylinder revolves these broj projections sections like so many hammers play upon the butts of the chisels and drive them on to the stone with great force 41 43 41 ornamental work such as cornices cornicks cor nices fluted columns ac may be done with the same facility as plain dressing th tile machine shown at the palace although not of the largest dimension strikes we mm a are re told blows upon the chisels per minute dresses 1000 superficial feet of stone per diem and saves the labor of fifty or more men larner larger machines have increased advantages es ger ghr mantoan telegraph nov 1855 |