Not sure where to start? These online databases allow you to search through hundreds of newspapers at the same time.
The U-M Library collects recent issues (usually the last few months) of some papers in print. Older issues are kept on microfilm, viewable using digital scanners. Visit Serials and Microforms (Room 203) in the Hatcher Graduate Library for both print and microfilm.
Use Library Catalog Search to look up a particular title, and see what we have, regardless of format:
Do a "journal/serial name" search for the name of the periodical