Washington / D.C. / Savage / Baltimore / City/Town / Baltimore and Ohio / /
Company
The Patapsco Bridge / B&O / John Murphy and Co. / Ohio Railroad Company / B&O R.R. CO. / /
Continent
America / South America / /
Country
United States / /
Event
Natural Disaster / Man-Made Disaster / Force Majeure / /
Facility
Bridge MATERIALS / Bollman Suspension Truss Bridge / BOLLMAN TRUSS RAILROAD BRIDGE / Savage bridge / Smithsonian Institution Museum of American History / Trussed Bridge / Bollman Bridge / Museum of History / Foundry Street Savage State / /
Howard County Commission / American Society of Civil Engineers / National Park Service / Federal Agency / Society for Industrial Archeology / Smithsonian / Freemasonry / United States Department of the Interior / /
Person
Washington Branch / Eric DeLony / Robert Vogel / Affiliation / Wendel A. Bollman / Howard Code / /
Position
curator of civil and mechanical engineering / leader / Architect / representative / historian / Harper / Certifying Official / /
Product
The suspension / Iron Suspension / Bollman Suspension / /