"The roundhouse is an amazing survivor of an important era in American engineering and architectural history. Eric DeLony, chief of the National Park Service's Historic American Engineering Record, has called it 'the most important surviving cast-iron framed building in North America.'"
From: The Baltimore and Ohio Railroad Martinsburg Shop Complex: Historic Structure Report. By John P. Hankey, August, 2000.
Cast-iron
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Image Credit: Courtesy Flickr/Roger Wollstadt (CC BY-SA 2.0)Image Caption: The Baltimore & Ohio (B&O) Roundhouse, built 1851.Era_date_from: between 1842 and the
2001
Innovations
Read More"The roundhouse is an amazing survivor of an important era in American engineering and architectural history. Eric DeLony, chief of the National Park Service's Historic American Engineering Record, has called it 'the most important surviving cast-iron framed building in North…
