A summary of GIS activities in the federal government /

"August 1988."

Präludium und Fuge in gis-moll, für Orgel.

Mode of access: Internet.

Fox River watershed investigation, Stratton Dam to the Illinois River : water quality issues and data report to the Fox River Study Group, Inc. /

CD-ROM includes corresponding database and GIS datasets.

Illinois GIS & mapnotes.

Mode of access: Internet.