Cornell Law School Legal Information Institute:

• Links to Federal Rules of Civil Procedure, Criminal Procedure, Appellate Procedure, and more.

Wisconsin State Law Library:

• Links to hundreds of resources organized by topic
• Links to legal forms
• Links to other organizations, organized by county
• Links to case law, statutes, and rules

Google Scholar: 

Search case law by key word

Eastern District of Wisconsin Law Library:

• 517 E. Wisconsin Ave., Room 516, Milwaukee, Wisconsin 53202; 414-297-1698
• Open weekdays 8:30am – 5:00pm, Monday – Friday

Marquette University Law School Library:

• 1215 W. Michigan Street, Milwaukee, Wisconsin 53233; 414-288-7031
• General hours during the school year: 8:30am – 8:00pm, Monday – Thursday; 8:30am –  4:30pm, Friday;
  10:30am – 4:30pm, Saturday – Sunday