Item Types Map

A map.

1779 Philadelphia map

1779 Revolutionary War-era map of Philadelphia and environs

Birkinbine Schuylkill Hydrographical Survey 1861-66

Schuylkill River Hydrographical Survey 1861-66 by H. P. M. Birkinbine

Journey of your Flush map

The Journey of Your Flush

International Exhibition situation plan, 1876

Centennial Exhibition situation plan, 1876

New Plan of Philadelphia, John A. Paxton, 1811

Upper Darby map, G.M. Hopkins 1877

Upper Darby map, 1877

1914 map showing the plan for the collection and treatment of sewage in Philadelphia.

Plan for the Collection, Treatment and Disposal of Sewage, 1914