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Location Closure The Central Library is closed Monday, November 9 due to electrical maintenance.

Holiday Closing All Pratt Library locations will be closed Wednesday, November 11 in observance of Veterans Day.

Maryland & DC Sanborn Maps

Sanborn Maps

Browse a selection of Maryland and Washington DC Sanborn Maps from 1890–1953. Search and manipulate the maps, magnify and zoom in on specific sections, and layer maps from different years. Powered by ProQuest.

Accessible in all Pratt Library locations, or from home with your library card.