Geography and Map Division

Geography and Map Division
Name	Geography and Map Division
Country	United States
Type	Specialized library division
Established	1897
Location	James Madison Memorial Building, Washington, D.C.
Parent organization	Library of Congress
Collection size	Over 6 million items
Director	John A. Hébert (Chief, 2001–2017)

Geography and Map Division. It is the world's largest and most comprehensive cartographic repository, housing over six million items within the Library of Congress. The division's mission is to acquire, preserve, and provide access to the cartographic heritage of the United States and the world, serving researchers, government agencies, and the public. Its vast holdings span from ancient Ptolemaic atlases to modern geographic information system datasets, documenting centuries of exploration, political change, and scientific discovery.

History

The origins trace to the early collections of the Library of Congress, with significant early maps like those used by Thomas Jefferson during the Lewis and Clark Expedition. It was formally established as a separate division in 1897, following the transfer of the massive collection from the Department of the Interior. A major expansion occurred with the acquisition of the personal library of Peter Force in 1867. The 20th century saw tremendous growth through copyright deposits, transfers from other government agencies like the Central Intelligence Agency, and strategic purchases, such as the rarities from the Yusuf Kamal collection. Key figures in its development include John R. Hébert and former chiefs like Archibald Coolidge.

Collections

The collections encompass more than 6 million cartographic items, including over 80,000 atlases and 6,000 reference works. The scope is global, with particularly strong holdings for North America, Latin America, and Europe. Formats range from celestial globes and relief models to nautical charts, Sanborn maps, and congressional district maps. The division holds the core cartographic records of the United States Geological Survey and significant materials from the American Revolution and the U.S. Civil War. It also maintains extensive collections of aerial photography from agencies like the Soil Conservation Service.

Services and access

The division serves a diverse clientele, including scholars from the University of Chicago, policymakers from the United States Senate, and members of the public. Its reading room in the James Madison Memorial Building provides open access to the general collections, while rare materials are consulted in a supervised setting. Staff offer expert reference assistance, and the collection is cataloged in the Library of Congress Classification system. While the majority of materials do not circulate, the division participates in interlibrary loan programs for certain items and facilitates extensive reproduction services.

Notable holdings

Among its premier treasures is the 1507 Waldseemüller map, the first document to apply the name "America" to the New World. Other exceptional items include one of three perfect vellum copies of the Gutenberg Bible, the Klencke Atlas, and the Battle of Yorktown map owned by George Washington. The division preserves the earliest maps of Washington, D.C. by Pierre Charles L'Enfant, original manuscripts from John Mitchell used during the Treaty of Paris (1783), and a comprehensive collection of Civil War field surveys. It also holds the only known copy of the Buell Map of the United States.

Digital initiatives

A leader in digital cartographic access, it hosts the online collection "American Memory" and the curated resource "Mapping the National Parks". Millions of items are accessible through the Library of Congress Digital Collections portal, including high-resolution scans of Sanborn maps and panoramic maps of American cities. The division actively collaborates with institutions like the David Rumsey Map Collection and participates in the National Digital Newspaper Program. Ongoing projects focus on georeferencing historical maps and integrating collections with modern GIS platforms for scholarly analysis.

Staff and organization

The division is led by a Chief, historically figures such as John R. Hébert and Ralph Ehrenberg, and is organized into sections specializing in reference, cataloging, collection management, and digital projects. Its staff includes expert cartographic librarians, geographers, and preservation specialists. It works closely with other divisions within the Library of Congress, such as the Manuscript Division and the Prints and Photographs Division, and maintains professional ties with organizations like the American Library Association and the International Federation of Library Associations.

Category:Geography and Map Division Category:Special collections libraries Category:Cartography