Built on land of the Conway family farm. This yard was put in operation April 1887 under the ownership of the Pennsylvania R.R. Co., The yards are over four miles in length with 100 tracks. Holding 5000 cars by 1957 it was largest automated yard in world.

Marker is at the intersection of Ohio River Boulevard (Pennsylvania Route 65) and 9th Street, on the right when traveling north on Ohio River Boulevard.

Courtesy hmdb.org

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