Today in History – March 19, 1932 – the Sydney Harbour Bridge, Australia, was opened. It is the world’s largest steel-arch Bridge.

For more information, see the Engineering Pathway’s resources on bridge design and construction. For related educational resources, visit the Civil Engineering Education or Construction Engineering Education disciplinary communities.

Also today in 1883 the first machine was developed to manufacture shoes by African American inventor Jan Ernst Matzeliger. See our resources on African American inventors, engineers and scientists.