Slideshow: This Is a Real Quest for Maps

David Rumsey's online map collection has introduced a revolutionary, accessible way for people to experience old maps by comparing them to modern geospatial data. By Kendra Mayfield.
Image may contain Plan Diagram and Plot
An 1852 Britton & Rey map of San Francisco Bay (upper left), is shown with a 1926 U.S. Coast and Geodetic Survey map (lower right), a more recent map known as a digital raster graphic (upper right), and a digital orthophoto (lower left). The QuadView feature of David Rumsey's Internet GIS service allows people to combine several different maps in one view for easy visualization of geographical changes over time.Cartography Associates

See related story: This Is a Real Quest for Maps

Image may contain Diagram Map Rug Text Atlas Plot and Page

(1835).

David Rumsey Collection
Image may contain Diagram Map Atlas Plot Rug and Text

(1835).

David Rumsey Collection
Image may contain Text Map Diagram Document Id Cards Passport Plot Page and Atlas

(1835).

David Rumsey Collection