- Pennsylvania Railroad, Conemaugh River Viaduct, Spanning Conemaugh River, north of Stonycreek River, Johnstown, Cambria County, PA; Brown, William H; Pitcairn, Robert; Sparks, Alexander G; Evans, Shipley W; Pennsylvania Railroad; Consolidated Rail Corporation (Conrail); Norfolk Southern Railroad; DeLony, Eric N, project manager; Pennsylvania Historical and Museum Commission, sponsor; Consolidated Rail Corporation (Conrail), sponsor; Spivey, Justin M, historian; Lowe, Jet, photographer

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Photo credit: © Tango Images / Alamy / Afripics
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