Railroad (CTP1)

Railroad is an advance in Civilization: Call to Power.
==Summary==
The Railroad, fifth Mechanical Advance, provides the second leg of the Industrial Revolution: a rapid and dependable transportation system.
== Great Library entry ==
The development of Machine Tools laid the groundwork for the construction of the steam engine and later the Railroad. However the Railroad depended as much on developments in the theories of gasses and of the vacuum - in particular, the manufacture of cylinders of perfect precision. The Railroad transformed business, encouraged American expansion, altered the tactics of war, and revolutionized the world.