OVERVIEW
A Special Collections and Archives is a great resource for interacting with primary documents. Not all subjects are represented in their collections, however. So, Libraries turn to digital collections to expand their offerings, those available as open access databases--free to the public--and many others that are only available for student and faculty use.
Primary Source Databases differ in their offerings, for example:
PRIMARY SOURCE DATABASES TO TRY:
Newspapers and Magazines
Database of articles in peer-reviewed journals, magazines, and news sources with full-text journal coverage for nearly all academic areas of study.