Tremont Street Subway - Power

Power

From its inception, the subway used trolleys powered by electricity from overhead lines, made possible by the invention of the trolley pole in 1880 by Frank J. Sprague. However, the modern line has been pantograph-only since the trolley wires were modified in the 1990s.

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Famous quotes containing the word power:

    “The terror of the atom age is not the violence of the new power but the speed of man’s adjustment to it—the speed of his acceptance.”
    —E.B. (Elwyn Brooks)

    “A physician’s physiology has much the same relation to his power of healing as a cleric’s divinity has to his power of influencing conduct.”
    —Samuel Butler (1835–1902)

    “Whoever is new to power is always harsh.”
    —Aeschylus (525–456 B.C.)