In Westlaw:
If you have the name/title or a topic
If you only have part of the name/title OR to search with more precision:
In print at the library:
McHenry library has US Supreme Court cases available online in Westlaw and in print at McHenry:
Tip: Use the "Table of Cases" in volumes 14 & 15
In LexisNexis:
Go to: LexisNexis Academic, scroll to bottom of screen for "look up a legal case"