The records of the U.S. District Courts for the Districts of Wisconsin are included among Record Group 21 at the:
- National Archives and Records Administration Great Lakes Region (Chicago)
7358 South Pulaski Road
Chicago, Illinois 60629-5898
A published description of the records is also available in the Guide to Federal Records in the National Archives of the United States, 1995 (http://www.archives.gov/research/guide-fed-records/index.html).