Finding books in the online library catalog that are primary sources
Try adding one of the following words to your search to find collections of primary sources:
"documents," "sources," "letters," or "diaries"
For example: "suffrage movement AND letters" or "pioneers AND women AND diaries"
The Doane Library has a few databases that give you access to newspaper articles.
Free-to-the-public sites you might search for historical newspapers include: