Rivers & Creeks Schuylkill River

Black-and-white image of a covered dock slanting down to the water with a house in front of it

A Day in the Ma’sh – Still Useful

Black-and-white image showing three small houses, some small boats, weeds, and trees

A Day in the Ma’sh – Low Tide

Black-and-white drawing of two cabins with a wooden walkway in front

A Day in the Ma’sh – At CLXIV Canal Boat St.

Black-and-white image of a man in a boat with a long pole

A Day in the Ma’sh – A Pusher

Black-and-white image of a refinery with smokestacks emitting smoke

A Day in the Ma’sh – Oil Refinery

Black-and-white image of two men in a boat with guns

A Day in the Ma’sh – Rail-Shooting

Black-and-white image of the title page of a government report

Perkiomen Water Supply Surveys, 1866

Plan of the City of Philadelphia and Adjoining Districts, 1830

Plan of the City of Philadelphia and Adjoining Districts, 1830

Map of Philadelphia showing Population in year 1920

Map of Philadelphia showing Population in year 1920

Map of the County of Philadelphia from Actual Survey, 1843

Outline Map of the County and City of Philadelphia and Vicinity (wd000516)

Outline Map of the County and City of Philadelphia and Vicinity, 1883

1779 Philadelphia map

1779 Revolutionary War-era map of Philadelphia and environs