History: How to Find Primary Sources

Primary vs Secondary Resources

From The University of Guelph McLaughlin Library

Tertiary or Reference Sources in Historical Research

Tertiary sources are useful for gathering background or general information on a topic in the early stages of your research project. Since they give a broad overview of information, you should not use them as sources to directly answer your hypothesis.

Northwest Digital Archives

Early Americans Digital Archive

MASTERFile Premier

Hanover Historical Text

Historic Oregon Newspapers