The Map Collection at Lovejoy Library, Southern Illinois University at Edwardsville is a part of the U.S Governments Depository.
The Collection is located on the second floor of the Library and includes maps, atlases and gazetteers.A large portion of the Map Collection is composed of the United States Geological Survey (USGS) topographic series maps. Additional series from the Forest Service, National Imagery and Mapping Agency (NIMA) and the Illinois Department of Transportation are available. The collection contains approximately 150,000 maps and aerial photographs. Datasets including the 1990 Census, DeLorme USGS 3-D Topographic Maps, TigerLine, and USGS files are maintained in the Depository. 
Innovative programs of publication and data distribution are available on the Internet. The following links will guide you directly to these resources or provide indices to aid you in searching for the resource.
Although the following sites have been evaluated, remember that the quality of Internet resources varies greatly from site to site, over periods of time and with the site sponsor.  Evaluation of the accuracy and use of the information is the responsibility of the user.