Pittsburgh: 11 of 20
ingot toward the finished rod, or bar, or sheet. Overhead runs the
single rail of a miniature "elevated railway," affording rapid transit
by means of pendent carriers for glowing, pulpy balls of steel from
furnace to Gothic-framed steam-hammers. Here a touch upon a lever and an
earthquake is born, while the Titanic dance of the five-ton hammer-head
soon converts the shapeless mass into a solid block of wrought steel.
On every hand is seen the wonderful co-operation of ponderous perfected
machinery with trained muscle. Particularly is this the case at
the smaller hammers, where the hammer-man, in a swinging seat, times
the turning of his rod of steel to the quick stroke of the hammer so
skillfully that the
EMPTYING THE CRUCIBLE.