HISTORICAL IMAGE
Madison, Indiana, USA
Inclined Plane, Madison, Ind.
"...The inclined plane at Madison is the steepest grade on a line haul in the world, and is one of the steepest standard gauge railroad grades ever built." beta.worldcat.org Indiana Historical Society - Smith Memorial Library
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"...The inclined plane at Madison is the steepest grade on a line haul in the world, and is one of the steepest standard gauge railroad grades ever built." beta.worldcat.org Indiana Historical Society - Smith Memorial Library){kind=small}