Topics Technology & Engineering

Engine House of the Belmont Works, R. Newell photo (2004.057.0074.001)

Engine House, Belmont Works

Sewage collection and disposal plan

Plan for the Collection, Purification and Disposal of the Sewage of the City of Philadelphia, 1912

Baldwin Locomotive Works, 1884

Baldwin Locomotive Works

Jonval Turbines at New Mill House, 1870