http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Data for the design and construction of steel bridges and buildings
234.558 -- KETCHUM,Milo Smith : -- Structural Engineer's Handbook.Data for the -- design and construction of steel bridges and -- buildings .2 nd ed.- New York 1918. -- AB/Gi