Skip to Main Content
Go to Penn Libraries homepage   Go to Guides homepage

URBS 210: The Wire and the City : Maps & Photographs

Finding census schedules, photographs, and maps for places in Baltimore

Sanborn Fire Insurance Maps

The Sanborn Map Company helped fire insurance companies set rates in the late 19th and early 20th centuries with these detailed maps of each built structure, its use, dimensions, height, building material, and other relevant features (fire alarms, water mains and hydrants, for example).


Penn Libraries Home Franklin Home
(215) 898-7555