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 / 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 / /