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UCSD Library's physical maps collection is located in the West Wing of Geisel Library and there are also many maps collections online. Visit the Maps Collection website for more information and for who to contact for help. This page lists a few of the online collection you may find useful for U.S. History.
Over 15,000 high-resolution digital images online. The collection focuses on rare 18th and 19th century North American and South American maps and other cartographic materials. Historic maps of the World, Europe, Asia, and Africa are also represented. [Full Description]