This virtual collection includes maps and atlases currently available through HOLLIS, the Harvard Image Delivery Service and georeferenced maps available
through the Harvard Geospatial Library (HGL). Modes of searching include browsing the index or a keyword and guided search toolbar.
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Collection of historical maps of Europe from 1 A.D. to 1700 A.D. Maps may be enlarged or viewed in sections. Supplements De imperatoribus Romanis : an
online encyclopedia of Roman emperors, including an index of battle maps.
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Specialized search module for maps from U.S. Congressional Serial Set, allowing focused searches on geographic areas, subjects the maps represent, their
titles, and associated names. Serial Set Maps will eventually cover the full scope of the Readex U.S. Congressional Serial Set.
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