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.
Read more about this topic: Tremont Street Subway
Famous quotes containing the word power:
“His nature is too noble for the world;
He would not flatter Neptune for his trident,
Or Jove fors power to thunder.”
—William Shakespeare (15641616)
“My great panacea for making society at once better and more enjoyable would be to cultivate greater sincerity.”
—Frances Power Cobbe (18221904)
“With all of my power of living
I am forced to lie on the floor.”
—John Ashbery (b. 1927)
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