The Historic Preservation and Public Facilities Section maintains a limited collection of historic photographs, allows researchers to make copies of them, and also refers researchers to other repositories of historic photographs. The Historic Preservation Section also maintains copies of historic maps and atlases of Prince George's County, including the following:
These historic maps and photographs are available for viewing during normal business hours. Some historic maps and photos are also available online. The 1861 Martenet map, 1878 Hopkins Atlas and historic aerial photos from 1938, 1965, 1993, 1998, 2000, 2005, 2007 and 2009 can be accessed at www.pgatlas.com. The Maryland State Archives website, www.mdarchives.state.md.us, and the Library of Congress website, www.loc.gov, are also useful tools to access historic information, maps, and photos.