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Sanborn Map Indexes: Boulder

This guide houses several web-index maps for CU Libraries' digitized Sanborn fire Insurance Map Collection.


Click the menu buttons at left to display individual map footprints for the years indicated. Click the map to see a preview and a download link.

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Latest updates and information about collections, services, loan periods and returns.

Map Librarian

Map Library's picture
Map Library
2200 Colorado Avenue
Boulder, CO 80302
(303) 492-7578