Book of Donmon Teith

Western Pennsylvania's infrastructure is renowned for traversing valleys, mountains, rivers and everything in between. Early surveying in the region delineated

Pittsburgh is the "City of Bridges," and what remarkable bridges they are The area's challenging topography of deep ravines and mighty rivers--the Monongahela,

Explore Historic Bridge Design through the Perspective of Modern Engineering Historic Bridges:Evaluation, Preservation, and Management provides both an admiring

A collection of images celebrating the extravagant and historic mansions of Pittsburgh, PA. In the 19th century, the positioning of Pittsburgh as a major manufa