A primary source is a source that contains first-hand accounts and/or information about a specific event from the time in which that event occurred.
A primary source can be:
A secondary source is a source that is about a specific event but was created after that event has taken place.
A secondary source can be:
Through the Library you can access a few primary source collections such as:
Newspaper articles published when an event took place can be considered a primary source:
For more information about primary sources, take a look at our Primary Sources in History Research Guide