Again and again, at rapid intervals in its flying course, it whistled for road crossings, for sharp curves, for trestles; ominous notes, hoarse, bellowing, ringing with the accents of menace and defiance; and abruptly Presley saw again, in his imagination, the galloping monster, the terror of steel and steam, with its single eye, cyclopean, red, shooting from horizon to horizon; but saw it now as the symbol of a vast power, huge, terrible, flinging the echo of its thunder over all the reaches of the valley, leaving blood and destruction in its path; the leviathan, with tentacles of steel clutching into the soil, the soulless Force, the iron-hearted Power, the monster, the Colossus, the Octopus..