GIS stands for Geographic Information System. It allows us to use data that contains location coodinates in a way that's digestible to the user. For a great rundown of the history and the future, check this resource out from Butler University:
Location of Maps
Single Maps: Maps printed by the US government will have Government Documents as the location. Maps printed by any other publisher will have Maps as the location. Both locations are located in the Government Documents area of the Library (near the University Center entrance).
Atlases: Atlases are located in either the Main Collection, Main Oversize, Reference or Oversize Reference.
Need more help finding the correct location? Click here for a pdf map of the Library.
Some map call numbers look a bit different from "normal" call numbers. Government-published maps have call numbers refering to the issuing agency like the US Geological Survey or the Central Intelligence Agency.
Non-government maps follow the Library of Congress classification system.
If you need help finding a specific map, contact a Librarian at the Research Assistance desk.
Government Document Maps
The Library collects the following kinds of Government Document Maps:
Begin your search by selecting the Advanced Search option in the Catalog.
Enter in your keyword and select MAPS from the material type option. Click Submit.
Records for maps in the catalog are accompanied by an orange map icon.